./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor305967667 <...> TWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2814] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2814] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2813] exit_group(0) = ? [pid 2814] <... futex resumed>) = ? [pid 2815] <... futex resumed>) = ? [pid 2814] +++ exited with 0 +++ [pid 2815] +++ exited with 0 +++ [pid 2813] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2813, 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 2816 attached , child_tidptr=0x5555735a8690) = 2816 [pid 2816] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2816] setpgid(0, 0) = 0 [pid 2816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2816] write(3, "1000", 4) = 4 [pid 2816] close(3) = 0 [pid 2816] write(1, "executing program\n", 18executing program ) = 18 [pid 2816] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2816] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2816] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2816] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2816] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2817]}, 88) = 2817 ./strace-static-x86_64: Process 2817 attached [pid 2817] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2817] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2816] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2817] <... futex resumed>) = 0 [pid 2817] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2816] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2817] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2817] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2816] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2817] <... futex resumed>) = 0 [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2816] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2816] <... mmap resumed>) = 0x7f6c2d581000 [pid 2817] <... sendmsg resumed>) = 0 [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2816] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2816] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2818]}, 88) = 2818 [pid 2816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2816] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2816] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2818 attached [pid 2818] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2818] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2818] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2816] <... futex resumed>) = 0 [pid 2818] <... futex resumed>) = 1 [pid 2818] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2817] <... sendmsg resumed>) = 0 [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2817] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2817] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2816] exit_group(0) = ? [pid 2818] <... futex resumed>) = ? [pid 2817] <... futex resumed>) = ? [pid 2817] +++ exited with 0 +++ [pid 2818] +++ exited with 0 +++ [pid 2816] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2816, 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 2819 attached , child_tidptr=0x5555735a8690) = 2819 [pid 2819] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2819] setpgid(0, 0) = 0 [pid 2819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2819] write(3, "1000", 4) = 4 [pid 2819] close(3) = 0 executing program [pid 2819] write(1, "executing program\n", 18) = 18 [pid 2819] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2819] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2819] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2819] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2819] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2820]}, 88) = 2820 ./strace-static-x86_64: Process 2820 attached [pid 2820] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2820] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2819] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2820] <... futex resumed>) = 0 [pid 2820] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2819] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2820] <... socketpair resumed>[3, 4]) = 0 [pid 2820] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2820] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2819] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2820] <... futex resumed>) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2819] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2820] <... sendmsg resumed>) = 0 [pid 2819] <... futex resumed>) = 0 [pid 2819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2819] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2820] <... sendmsg resumed>) = 0 [pid 2819] <... mprotect resumed>) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2819] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2820] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2820] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2819] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2821 attached => {parent_tid=[2821]}, 88) = 2821 [pid 2819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2819] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2821] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2819] <... futex resumed>) = 0 [pid 2819] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2821] <... set_robust_list resumed>) = 0 [pid 2821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2821] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2821] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2819] <... futex resumed>) = 0 [pid 2819] exit_group(0 [pid 2820] <... futex resumed>) = ? [pid 2819] <... exit_group resumed>) = ? [pid 2821] <... futex resumed>) = ? [pid 2820] +++ exited with 0 +++ [pid 2821] +++ exited with 0 +++ [pid 2819] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2819, 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=0x5555735a8690) = 2822 ./strace-static-x86_64: Process 2822 attached [pid 2822] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2822] setpgid(0, 0) = 0 [pid 2822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2822] write(3, "1000", 4) = 4 [pid 2822] close(3) = 0 executing program [pid 2822] write(1, "executing program\n", 18) = 18 [pid 2822] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2822] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2822] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2822] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2822] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2823 attached => {parent_tid=[2823]}, 88) = 2823 [pid 2822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2822] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2822] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2823] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2823] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2823] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2822] <... futex resumed>) = 0 [pid 2822] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2822] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2822] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2822] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2823] <... futex resumed>) = 1 [pid 2822] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2824]}, 88) = 2824 [pid 2822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2822] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2822] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2824 attached [pid 2824] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2824] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2824] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2822] <... futex resumed>) = 0 [pid 2824] <... futex resumed>) = 1 [pid 2824] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2823] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2823] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2822] exit_group(0) = ? [pid 2824] <... futex resumed>) = ? [pid 2823] <... futex resumed>) = ? [pid 2824] +++ exited with 0 +++ [pid 2823] +++ exited with 0 +++ [pid 2822] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2822, 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 2825 attached , child_tidptr=0x5555735a8690) = 2825 [pid 2825] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2825] setpgid(0, 0) = 0 [pid 2825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2825] write(3, "1000", 4) = 4 [pid 2825] close(3) = 0 [pid 2825] write(1, "executing program\n", 18executing program ) = 18 [pid 2825] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2825] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2825] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2825] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2825] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2826]}, 88) = 2826 [pid 2825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2825] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2825] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2826 attached [pid 2826] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2826] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2826] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2825] <... futex resumed>) = 0 [pid 2825] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2825] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2825] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2825] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2826] <... futex resumed>) = 1 [pid 2825] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 2827 attached [pid 2825] <... clone3 resumed> => {parent_tid=[2827]}, 88) = 2827 [pid 2827] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2825] rt_sigprocmask(SIG_SETMASK, [], [pid 2827] <... set_robust_list resumed>) = 0 [pid 2826] <... sendmsg resumed>) = 0 [pid 2825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2827] rt_sigprocmask(SIG_SETMASK, [], [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2825] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2827] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2825] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2827] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2826] <... sendmsg resumed>) = 0 [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2827] <... setsockopt resumed>) = 0 [pid 2827] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2826] <... sendmsg resumed>) = 0 [pid 2825] <... futex resumed>) = 0 [pid 2827] <... futex resumed>) = 1 [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2827] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2826] <... sendmsg resumed>) = 0 [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2826] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2826] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2825] exit_group(0 [pid 2827] <... futex resumed>) = ? [pid 2825] <... exit_group resumed>) = ? [pid 2827] +++ exited with 0 +++ [pid 2826] <... futex resumed>) = ? [pid 2826] +++ exited with 0 +++ [pid 2825] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2825, 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=0x5555735a8690) = 2828 ./strace-static-x86_64: Process 2828 attached [pid 2828] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2828] setpgid(0, 0) = 0 [pid 2828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2828] write(3, "1000", 4) = 4 [pid 2828] close(3executing program ) = 0 [pid 2828] write(1, "executing program\n", 18) = 18 [pid 2828] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2828] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2828] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2828] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2828] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2829]}, 88) = 2829 ./strace-static-x86_64: Process 2829 attached [pid 2828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2828] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2828] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2829] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2829] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2829] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2829] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2828] <... futex resumed>) = 0 [pid 2828] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2828] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2828] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2828] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2828] <... clone3 resumed> => {parent_tid=[2830]}, 88) = 2830 ./strace-static-x86_64: Process 2830 attached [pid 2828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2828] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2828] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2829] <... sendmsg resumed>) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2830] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2829] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2829] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2830] <... set_robust_list resumed>) = 0 [pid 2830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2830] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2830] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2828] <... futex resumed>) = 0 [pid 2830] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2828] exit_group(0 [pid 2830] <... futex resumed>) = ? [pid 2829] <... futex resumed>) = ? [pid 2828] <... exit_group resumed>) = ? [pid 2830] +++ exited with 0 +++ [pid 2829] +++ exited with 0 +++ [pid 2828] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2828, 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 2831 attached , child_tidptr=0x5555735a8690) = 2831 [pid 2831] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2831] setpgid(0, 0) = 0 [pid 2831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2831] write(3, "1000", 4) = 4 [pid 2831] close(3) = 0 [pid 2831] write(1, "executing program\n", 18executing program ) = 18 [pid 2831] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2831] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2831] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2831] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2831] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2832]}, 88) = 2832 ./strace-static-x86_64: Process 2832 attached [pid 2832] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2832] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2831] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2831] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2832] <... futex resumed>) = 0 [pid 2831] <... futex resumed>) = 1 [pid 2832] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2831] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2832] <... socketpair resumed>[3, 4]) = 0 [pid 2832] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2831] <... futex resumed>) = 0 [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2831] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2832] <... sendmsg resumed>) = 0 [pid 2831] <... futex resumed>) = 0 [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2831] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2832] <... sendmsg resumed>) = 0 [pid 2831] <... futex resumed>) = 0 [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2832] <... sendmsg resumed>) = 0 [pid 2831] <... mmap resumed>) = 0x7f6c2d581000 [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2831] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2832] <... sendmsg resumed>) = 0 [pid 2831] <... mprotect resumed>) = 0 [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2831] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2832] <... sendmsg resumed>) = 0 [pid 2831] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2832] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 2833 attached [pid 2833] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2831] <... clone3 resumed> => {parent_tid=[2833]}, 88) = 2833 [pid 2833] <... set_robust_list resumed>) = 0 [pid 2831] rt_sigprocmask(SIG_SETMASK, [], [pid 2833] rt_sigprocmask(SIG_SETMASK, [], [pid 2831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2831] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2833] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2831] <... futex resumed>) = 0 [pid 2833] <... setsockopt resumed>) = 0 [pid 2831] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2833] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2831] <... futex resumed>) = 0 [pid 2833] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2832] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2832] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2831] exit_group(0 [pid 2833] <... futex resumed>) = ? [pid 2832] <... futex resumed>) = ? [pid 2831] <... exit_group resumed>) = ? [pid 2833] +++ exited with 0 +++ [pid 2832] +++ exited with 0 +++ [pid 2831] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2831, 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=0x5555735a8690) = 2834 ./strace-static-x86_64: Process 2834 attached [pid 2834] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2834] setpgid(0, 0) = 0 [pid 2834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2834] write(3, "1000", 4) = 4 [pid 2834] close(3) = 0 [pid 2834] write(1, "executing program\n", 18executing program ) = 18 [pid 2834] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2834] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2834] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2834] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2834] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2835 attached [pid 2835] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2834] <... clone3 resumed> => {parent_tid=[2835]}, 88) = 2835 [pid 2835] <... set_robust_list resumed>) = 0 [pid 2834] rt_sigprocmask(SIG_SETMASK, [], [pid 2835] rt_sigprocmask(SIG_SETMASK, [], [pid 2834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2834] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2835] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2834] <... futex resumed>) = 0 [pid 2835] <... socketpair resumed>[3, 4]) = 0 [pid 2834] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2835] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2834] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2834] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2834] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2834] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2836]}, 88) = 2836 [pid 2834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2834] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2834] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2836 attached [pid 2836] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2836] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2836] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2834] <... futex resumed>) = 0 [pid 2836] <... futex resumed>) = 1 [pid 2836] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2835] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2835] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2834] exit_group(0) = ? [pid 2835] <... futex resumed>) = ? [pid 2836] <... futex resumed>) = ? [pid 2835] +++ exited with 0 +++ [pid 2836] +++ exited with 0 +++ [pid 2834] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2834, 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 2837 attached , child_tidptr=0x5555735a8690) = 2837 [pid 2837] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2837] setpgid(0, 0) = 0 [pid 2837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2837] write(3, "1000", 4) = 4 [pid 2837] close(3) = 0 [pid 2837] write(1, "executing program\n", 18executing program ) = 18 [pid 2837] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2837] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2837] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2837] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2837] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2838]}, 88) = 2838 ./strace-static-x86_64: Process 2838 attached [pid 2837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2837] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2837] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2838] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2838] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2838] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2838] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2837] <... futex resumed>) = 0 [pid 2837] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2838] <... futex resumed>) = 0 [pid 2837] <... futex resumed>) = 1 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2837] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2838] <... sendmsg resumed>) = 0 [pid 2837] <... futex resumed>) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2838] <... sendmsg resumed>) = 0 [pid 2837] <... mmap resumed>) = 0x7f6c2d581000 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2837] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2838] <... sendmsg resumed>) = 0 [pid 2837] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2837] <... clone3 resumed> => {parent_tid=[2839]}, 88) = 2839 ./strace-static-x86_64: Process 2839 attached [pid 2837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2837] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2837] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2838] <... sendmsg resumed>) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2838] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2838] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2839] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2839] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2839] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2837] <... futex resumed>) = 0 [pid 2839] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2837] exit_group(0 [pid 2839] <... futex resumed>) = ? [pid 2838] <... futex resumed>) = ? [pid 2837] <... exit_group resumed>) = ? [pid 2839] +++ exited with 0 +++ [pid 2838] +++ exited with 0 +++ [pid 2837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2837, 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=0x5555735a8690) = 2840 ./strace-static-x86_64: Process 2840 attached [pid 2840] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2840] setpgid(0, 0) = 0 [pid 2840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2840] write(3, "1000", 4) = 4 [pid 2840] close(3) = 0 executing program [pid 2840] write(1, "executing program\n", 18) = 18 [pid 2840] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2840] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2840] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2840] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2840] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2841 attached => {parent_tid=[2841]}, 88) = 2841 [pid 2841] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2841] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2841] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2840] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2841] <... futex resumed>) = 0 [pid 2840] <... futex resumed>) = 1 [pid 2841] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2840] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2841] <... socketpair resumed>[3, 4]) = 0 [pid 2841] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2840] <... futex resumed>) = 0 [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2840] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2841] <... sendmsg resumed>) = 0 [pid 2840] <... futex resumed>) = 0 [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2840] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2841] <... sendmsg resumed>) = 0 [pid 2840] <... futex resumed>) = 0 [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2841] <... sendmsg resumed>) = 0 [pid 2840] <... mmap resumed>) = 0x7f6c2d581000 [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2840] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2841] <... sendmsg resumed>) = 0 [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2840] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2841] <... sendmsg resumed>) = 0 [pid 2840] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2841] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 2842 attached [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2840] <... clone3 resumed> => {parent_tid=[2842]}, 88) = 2842 [pid 2841] <... sendmsg resumed>) = 0 [pid 2840] rt_sigprocmask(SIG_SETMASK, [], [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2841] <... sendmsg resumed>) = 0 [pid 2840] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2842] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2840] <... futex resumed>) = 0 [pid 2842] <... set_robust_list resumed>) = 0 [pid 2841] <... sendmsg resumed>) = 0 [pid 2840] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2842] rt_sigprocmask(SIG_SETMASK, [], [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2841] <... sendmsg resumed>) = 0 [pid 2842] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2842] <... setsockopt resumed>) = 0 [pid 2841] <... sendmsg resumed>) = 0 [pid 2842] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2842] <... futex resumed>) = 1 [pid 2841] <... sendmsg resumed>) = 0 [pid 2840] <... futex resumed>) = 0 [pid 2842] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2841] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2841] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2840] exit_group(0) = ? [pid 2842] <... futex resumed>) = ? [pid 2841] <... futex resumed>) = ? [pid 2842] +++ exited with 0 +++ [pid 2841] +++ exited with 0 +++ [pid 2840] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2840, 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 2843 attached , child_tidptr=0x5555735a8690) = 2843 [pid 2843] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2843] setpgid(0, 0) = 0 [pid 2843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2843] write(3, "1000", 4) = 4 [pid 2843] close(3) = 0 [pid 2843] write(1, "executing program\n", 18executing program ) = 18 [pid 2843] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2843] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2843] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2843] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2843] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2844]}, 88) = 2844 ./strace-static-x86_64: Process 2844 attached [pid 2843] rt_sigprocmask(SIG_SETMASK, [], [pid 2844] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2844] rt_sigprocmask(SIG_SETMASK, [], [pid 2843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2844] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2843] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2844] <... futex resumed>) = 0 [pid 2843] <... futex resumed>) = 1 [pid 2844] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2843] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2844] <... socketpair resumed>[3, 4]) = 0 [pid 2844] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2843] <... futex resumed>) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2843] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2844] <... sendmsg resumed>) = 0 [pid 2843] <... futex resumed>) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2843] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2844] <... sendmsg resumed>) = 0 [pid 2843] <... futex resumed>) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2844] <... sendmsg resumed>) = 0 [pid 2843] <... mmap resumed>) = 0x7f6c2d581000 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2843] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2844] <... sendmsg resumed>) = 0 [pid 2843] <... mprotect resumed>) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2844] <... sendmsg resumed>) = 0 [pid 2843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2844] <... sendmsg resumed>) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2843] <... clone3 resumed> => {parent_tid=[2845]}, 88) = 2845 [pid 2844] <... sendmsg resumed>) = 0 [pid 2843] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 2845 attached [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2844] <... sendmsg resumed>) = 0 [pid 2843] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2843] <... futex resumed>) = 0 [pid 2844] <... sendmsg resumed>) = 0 [pid 2843] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2845] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2844] <... sendmsg resumed>) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2845] <... set_robust_list resumed>) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2845] rt_sigprocmask(SIG_SETMASK, [], [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2844] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2844] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2845] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2845] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2843] <... futex resumed>) = 0 [pid 2845] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2843] exit_group(0 [pid 2845] <... futex resumed>) = ? [pid 2843] <... exit_group resumed>) = ? [pid 2845] +++ exited with 0 +++ [pid 2844] <... futex resumed>) = ? [pid 2844] +++ exited with 0 +++ [pid 2843] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2843, 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=0x5555735a8690) = 2846 ./strace-static-x86_64: Process 2846 attached [pid 2846] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2846] setpgid(0, 0) = 0 [pid 2846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2846] write(3, "1000", 4) = 4 [pid 2846] close(3) = 0 [pid 2846] write(1, "executing program\n", 18executing program ) = 18 [pid 2846] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2846] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2846] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2846] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2846] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2847]}, 88) = 2847 [pid 2846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2846] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2846] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2847 attached [pid 2847] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2847] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2847] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2847] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2846] <... futex resumed>) = 0 [pid 2846] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2847] <... futex resumed>) = 0 [pid 2846] <... futex resumed>) = 1 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2846] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2847] <... sendmsg resumed>) = 0 [pid 2846] <... futex resumed>) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2847] <... sendmsg resumed>) = 0 [pid 2846] <... mmap resumed>) = 0x7f6c2d581000 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2846] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2847] <... sendmsg resumed>) = 0 [pid 2846] <... mprotect resumed>) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2846] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2847] <... sendmsg resumed>) = 0 [pid 2846] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2848 attached [pid 2847] <... sendmsg resumed>) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2846] <... clone3 resumed> => {parent_tid=[2848]}, 88) = 2848 [pid 2847] <... sendmsg resumed>) = 0 [pid 2846] rt_sigprocmask(SIG_SETMASK, [], [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2847] <... sendmsg resumed>) = 0 [pid 2846] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2846] <... futex resumed>) = 0 [pid 2847] <... sendmsg resumed>) = 0 [pid 2846] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2848] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2848] <... set_robust_list resumed>) = 0 [pid 2847] <... sendmsg resumed>) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2848] rt_sigprocmask(SIG_SETMASK, [], [pid 2847] <... sendmsg resumed>) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2847] <... sendmsg resumed>) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2848] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2848] <... setsockopt resumed>) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2848] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2847] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2847] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2847] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2847] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2846] <... futex resumed>) = 0 [pid 2848] <... futex resumed>) = 1 [pid 2846] exit_group(0 [pid 2847] <... futex resumed>) = ? [pid 2846] <... exit_group resumed>) = ? [pid 2847] +++ exited with 0 +++ [pid 2848] +++ exited with 0 +++ [pid 2846] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2846, 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 2849 attached , child_tidptr=0x5555735a8690) = 2849 [pid 2849] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2849] setpgid(0, 0) = 0 [pid 2849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2849] write(3, "1000", 4) = 4 [pid 2849] close(3) = 0 [pid 2849] write(1, "executing program\n", 18executing program ) = 18 [pid 2849] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2849] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2849] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2849] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2849] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2849] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2850 attached => {parent_tid=[2850]}, 88) = 2850 [pid 2849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2850] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2849] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2849] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2850] <... set_robust_list resumed>) = 0 [pid 2850] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2850] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2850] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2850] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2849] <... futex resumed>) = 0 [pid 2849] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2850] <... futex resumed>) = 0 [pid 2849] <... futex resumed>) = 1 [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2849] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2850] <... sendmsg resumed>) = 0 [pid 2849] <... futex resumed>) = 0 [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2850] <... sendmsg resumed>) = 0 [pid 2849] <... mmap resumed>) = 0x7f6c2d581000 [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2849] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2850] <... sendmsg resumed>) = 0 [pid 2849] <... mprotect resumed>) = 0 [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2849] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2849] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2851]}, 88) = 2851 ./strace-static-x86_64: Process 2851 attached [pid 2850] <... sendmsg resumed>) = 0 [pid 2849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2849] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2849] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2851] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2851] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2851] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2851] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2849] <... futex resumed>) = 0 [pid 2851] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2850] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2850] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2849] exit_group(0 [pid 2851] <... futex resumed>) = ? [pid 2850] <... futex resumed>) = ? [pid 2849] <... exit_group resumed>) = ? [pid 2851] +++ exited with 0 +++ [pid 2850] +++ exited with 0 +++ [pid 2849] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2849, 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 2852 attached , child_tidptr=0x5555735a8690) = 2852 [pid 2852] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2852] setpgid(0, 0) = 0 [pid 2852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2852] write(3, "1000", 4) = 4 [pid 2852] close(3) = 0 [pid 2852] write(1, "executing program\n", 18executing program ) = 18 [pid 2852] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2852] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2852] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2852] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2852] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2853 attached => {parent_tid=[2853]}, 88) = 2853 [pid 2852] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2852] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2852] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2853] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2853] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2853] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2853] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2852] <... futex resumed>) = 0 [pid 2852] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2853] <... futex resumed>) = 0 [pid 2852] <... futex resumed>) = 1 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2852] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2853] <... sendmsg resumed>) = 0 [pid 2852] <... futex resumed>) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2853] <... sendmsg resumed>) = 0 [pid 2852] <... mmap resumed>) = 0x7f6c2d581000 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2852] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2853] <... sendmsg resumed>) = 0 [pid 2852] <... mprotect resumed>) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2852] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2853] <... sendmsg resumed>) = 0 [pid 2852] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2853] <... sendmsg resumed>) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2852] <... clone3 resumed> => {parent_tid=[2854]}, 88) = 2854 [pid 2853] <... sendmsg resumed>) = 0 [pid 2852] rt_sigprocmask(SIG_SETMASK, [], [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2853] <... sendmsg resumed>) = 0 [pid 2852] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 2854 attached [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2852] <... futex resumed>) = 0 [pid 2853] <... sendmsg resumed>) = 0 [pid 2852] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2854] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2853] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2853] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2854] <... set_robust_list resumed>) = 0 [pid 2854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2854] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2854] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2852] <... futex resumed>) = 0 [pid 2854] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2852] exit_group(0 [pid 2854] <... futex resumed>) = ? [pid 2853] <... futex resumed>) = ? [pid 2852] <... exit_group resumed>) = ? [pid 2854] +++ exited with 0 +++ [pid 2853] +++ exited with 0 +++ [pid 2852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2852, 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=0x5555735a8690) = 2855 ./strace-static-x86_64: Process 2855 attached [pid 2855] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2855] setpgid(0, 0) = 0 [pid 2855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2855] write(3, "1000", 4) = 4 [pid 2855] close(3executing program ) = 0 [pid 2855] write(1, "executing program\n", 18) = 18 [pid 2855] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2855] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2855] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2855] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2856 attached => {parent_tid=[2856]}, 88) = 2856 [pid 2856] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2855] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2855] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2856] <... set_robust_list resumed>) = 0 [pid 2856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2856] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2856] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2856] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2855] <... futex resumed>) = 0 [pid 2855] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2855] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2856] <... futex resumed>) = 0 [pid 2855] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2855] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2855] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2856] <... sendmsg resumed>) = 0 [pid 2855] <... clone3 resumed> => {parent_tid=[2857]}, 88) = 2857 ./strace-static-x86_64: Process 2857 attached [pid 2855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2855] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2855] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2857] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2856] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2856] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2857] <... set_robust_list resumed>) = 0 [pid 2857] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2857] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2857] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2855] <... futex resumed>) = 0 [pid 2855] exit_group(0 [pid 2856] <... futex resumed>) = ? [pid 2856] +++ exited with 0 +++ [pid 2855] <... exit_group resumed>) = ? [pid 2857] +++ exited with 0 +++ [pid 2855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2855, 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 2858 attached , child_tidptr=0x5555735a8690) = 2858 [pid 2858] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2858] setpgid(0, 0) = 0 [pid 2858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2858] write(3, "1000", 4) = 4 [pid 2858] close(3) = 0 executing program [pid 2858] write(1, "executing program\n", 18) = 18 [pid 2858] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2858] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2858] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2858] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2858] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2859]}, 88) = 2859 [pid 2858] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2858] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2858] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2859 attached [pid 2859] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2859] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2859] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2858] <... futex resumed>) = 0 [pid 2858] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2858] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2858] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2858] <... mprotect resumed>) = 0 [pid 2859] <... sendmsg resumed>) = 0 [pid 2858] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2858] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2859] <... sendmsg resumed>) = 0 [pid 2858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2858] <... clone3 resumed> => {parent_tid=[2860]}, 88) = 2860 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2858] rt_sigprocmask(SIG_SETMASK, [], [pid 2859] <... sendmsg resumed>) = 0 [pid 2858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2858] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2859] <... sendmsg resumed>) = 0 [pid 2858] <... futex resumed>) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2858] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2859] <... sendmsg resumed>) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2859] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2859] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2860 attached [pid 2860] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2860] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2860] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2858] <... futex resumed>) = 0 [pid 2860] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2858] exit_group(0 [pid 2860] <... futex resumed>) = ? [pid 2859] <... futex resumed>) = ? [pid 2858] <... exit_group resumed>) = ? [pid 2860] +++ exited with 0 +++ [pid 2859] +++ exited with 0 +++ [pid 2858] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2858, 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=0x5555735a8690) = 2861 ./strace-static-x86_64: Process 2861 attached [pid 2861] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2861] setpgid(0, 0) = 0 [pid 2861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2861] write(3, "1000", 4) = 4 [pid 2861] close(3executing program ) = 0 [pid 2861] write(1, "executing program\n", 18) = 18 [pid 2861] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2861] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2861] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2861] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2861] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2862]}, 88) = 2862 ./strace-static-x86_64: Process 2862 attached [pid 2861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2861] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2861] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2862] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2862] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2862] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2862] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2861] <... futex resumed>) = 0 [pid 2861] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2861] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2861] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2862] <... futex resumed>) = 0 [pid 2861] <... mprotect resumed>) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2862] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2862] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2861] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2863]}, 88) = 2863 [pid 2861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2861] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2861] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2863 attached [pid 2863] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2863] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2863] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2863] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2861] <... futex resumed>) = 0 [pid 2861] exit_group(0) = ? [pid 2862] <... futex resumed>) = ? [pid 2862] +++ exited with 0 +++ [pid 2863] +++ exited with 0 +++ [pid 2861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2861, 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 2864 attached [pid 2864] set_robust_list(0x5555735a86a0, 24 [pid 289] <... clone resumed>, child_tidptr=0x5555735a8690) = 2864 [pid 2864] <... set_robust_list resumed>) = 0 [pid 2864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2864] setpgid(0, 0) = 0 [pid 2864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2864] write(3, "1000", 4) = 4 [pid 2864] close(3) = 0 [pid 2864] write(1, "executing program\n", 18executing program ) = 18 [pid 2864] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2864] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2864] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2864] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2864] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2865 attached => {parent_tid=[2865]}, 88) = 2865 [pid 2864] rt_sigprocmask(SIG_SETMASK, [], [pid 2865] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2864] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2865] <... set_robust_list resumed>) = 0 [pid 2864] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2865] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2865] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2865] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2864] <... futex resumed>) = 0 [pid 2864] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2864] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2864] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2864] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2864] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2865] <... sendmsg resumed>) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2864] <... clone3 resumed> => {parent_tid=[2866]}, 88) = 2866 [pid 2865] <... sendmsg resumed>) = 0 [pid 2864] rt_sigprocmask(SIG_SETMASK, [], [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2864] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2865] <... sendmsg resumed>) = 0 [pid 2864] <... futex resumed>) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2864] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2865] <... sendmsg resumed>) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 2866 attached ) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2866] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2865] <... sendmsg resumed>) = 0 [pid 2866] <... set_robust_list resumed>) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2866] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2866] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2866] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2866] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2865] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2865] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2864] <... futex resumed>) = 0 [pid 2864] exit_group(0 [pid 2866] <... futex resumed>) = ? [pid 2865] <... futex resumed>) = ? [pid 2864] <... exit_group resumed>) = ? [pid 2866] +++ exited with 0 +++ [pid 2865] +++ exited with 0 +++ [pid 2864] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2864, 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 2867 attached , child_tidptr=0x5555735a8690) = 2867 [pid 2867] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2867] setpgid(0, 0) = 0 [pid 2867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2867] write(3, "1000", 4executing program ) = 4 [pid 2867] close(3) = 0 [pid 2867] write(1, "executing program\n", 18) = 18 [pid 2867] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2867] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2867] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2867] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2867] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2868 attached => {parent_tid=[2868]}, 88) = 2868 [pid 2867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2867] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2867] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2868] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2868] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2868] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2868] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2868] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2867] <... futex resumed>) = 0 [pid 2867] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2867] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2867] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2868] <... futex resumed>) = 0 [pid 2867] <... mprotect resumed>) = 0 [pid 2867] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2869]}, 88) = 2869 [pid 2867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2867] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2867] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2869 attached [pid 2869] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2869] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2869] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2867] <... futex resumed>) = 0 [pid 2869] <... futex resumed>) = 1 [pid 2868] <... sendmsg resumed>) = 0 [pid 2869] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2868] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2868] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2867] exit_group(0) = ? [pid 2869] <... futex resumed>) = ? [pid 2868] <... futex resumed>) = ? [pid 2868] +++ exited with 0 +++ [pid 2869] +++ exited with 0 +++ [pid 2867] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2867, 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=0x5555735a8690) = 2870 ./strace-static-x86_64: Process 2870 attached [pid 2870] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2870] setpgid(0, 0) = 0 [pid 2870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2870] write(3, "1000", 4) = 4 [pid 2870] close(3executing program ) = 0 [pid 2870] write(1, "executing program\n", 18) = 18 [pid 2870] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2870] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2870] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2870] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2870] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2871]}, 88) = 2871 ./strace-static-x86_64: Process 2871 attached [pid 2870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2870] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2870] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2871] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2871] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2871] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2871] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2870] <... futex resumed>) = 0 [pid 2870] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2870] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2870] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2871] <... futex resumed>) = 0 [pid 2870] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2872]}, 88) = 2872 ./strace-static-x86_64: Process 2872 attached [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2870] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2870] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2872] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2872] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2872] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2870] <... futex resumed>) = 0 [pid 2872] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2871] <... sendmsg resumed>) = 0 [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2871] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2871] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2870] exit_group(0) = ? [pid 2871] <... futex resumed>) = ? [pid 2871] +++ exited with 0 +++ [pid 2872] <... futex resumed>) = ? [pid 2872] +++ exited with 0 +++ [pid 2870] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2870, 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=0x5555735a8690) = 2873 ./strace-static-x86_64: Process 2873 attached [pid 2873] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2873] setpgid(0, 0) = 0 [pid 2873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2873] write(3, "1000", 4) = 4 [pid 2873] close(3) = 0 [pid 2873] write(1, "executing program\n", 18executing program ) = 18 [pid 2873] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2873] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2873] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2873] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2873] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2874]}, 88) = 2874 [pid 2873] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2873] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2873] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2874 attached [pid 2874] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2874] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2874] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2874] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2873] <... futex resumed>) = 0 [pid 2873] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2873] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2874] <... futex resumed>) = 1 [pid 2873] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2873] <... mprotect resumed>) = 0 [pid 2874] <... sendmsg resumed>) = 0 [pid 2873] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2873] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2874] <... sendmsg resumed>) = 0 [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2873] <... clone3 resumed> => {parent_tid=[2875]}, 88) = 2875 [pid 2874] <... sendmsg resumed>) = 0 [pid 2873] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 2875 attached NULL, 8) = 0 [pid 2873] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2873] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2875] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2874] <... sendmsg resumed>) = 0 [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2875] <... set_robust_list resumed>) = 0 [pid 2875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2874] <... sendmsg resumed>) = 0 [pid 2875] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2875] <... setsockopt resumed>) = 0 [pid 2875] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2874] <... sendmsg resumed>) = 0 [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2873] <... futex resumed>) = 0 [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2875] <... futex resumed>) = 1 [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2875] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2874] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2874] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2874] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2873] exit_group(0 [pid 2874] <... futex resumed>) = ? [pid 2875] <... futex resumed>) = ? [pid 2873] <... exit_group resumed>) = ? [pid 2874] +++ exited with 0 +++ [pid 2875] +++ exited with 0 +++ [pid 2873] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2873, 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=0x5555735a8690) = 2876 ./strace-static-x86_64: Process 2876 attached [pid 2876] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2876] setpgid(0, 0) = 0 [pid 2876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2876] write(3, "1000", 4) = 4 [pid 2876] close(3executing program ) = 0 [pid 2876] write(1, "executing program\n", 18) = 18 [pid 2876] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2876] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2876] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2876] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2876] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2876] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2877]}, 88) = 2877 ./strace-static-x86_64: Process 2877 attached [pid 2876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2876] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2876] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2877] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2877] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2877] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2876] <... futex resumed>) = 0 [pid 2876] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2876] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2876] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2876] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2876] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2878]}, 88) = 2878 [pid 2876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2876] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2876] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2878 attached [pid 2878] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2878] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2878] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2878] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2876] <... futex resumed>) = 0 [pid 2878] <... futex resumed>) = 1 [pid 2878] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2877] <... sendmsg resumed>) = 0 [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2877] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2877] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2876] exit_group(0) = ? [pid 2878] <... futex resumed>) = ? [pid 2877] <... futex resumed>) = ? [pid 2878] +++ exited with 0 +++ [pid 2877] +++ exited with 0 +++ [pid 2876] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2876, 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 2879 attached , child_tidptr=0x5555735a8690) = 2879 [pid 2879] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2879] setpgid(0, 0) = 0 [pid 2879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2879] write(3, "1000", 4) = 4 [pid 2879] close(3) = 0 executing program [pid 2879] write(1, "executing program\n", 18) = 18 [pid 2879] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2879] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2879] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2879] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2879] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2879] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2880 attached => {parent_tid=[2880]}, 88) = 2880 [pid 2879] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2879] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2879] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2880] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2880] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2880] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2879] <... futex resumed>) = 0 [pid 2879] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2879] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2879] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2879] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2879] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2879] <... clone3 resumed> => {parent_tid=[2881]}, 88) = 2881 [pid 2880] <... sendmsg resumed>) = 0 [pid 2879] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2879] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2879] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2880] <... sendmsg resumed>) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 2881 attached ) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2881] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2881] <... set_robust_list resumed>) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2881] rt_sigprocmask(SIG_SETMASK, [], [pid 2880] <... sendmsg resumed>) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2880] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2880] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2881] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2881] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2879] <... futex resumed>) = 0 [pid 2879] exit_group(0) = ? [pid 2880] <... futex resumed>) = ? [pid 2880] +++ exited with 0 +++ [pid 2881] +++ exited with 0 +++ [pid 2879] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2879, 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=0x5555735a8690) = 2882 ./strace-static-x86_64: Process 2882 attached [pid 2882] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2882] setpgid(0, 0) = 0 [pid 2882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2882] write(3, "1000", 4) = 4 [pid 2882] close(3) = 0 executing program [pid 2882] write(1, "executing program\n", 18) = 18 [pid 2882] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2882] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2882] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2882] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2882] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2882] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2883 attached => {parent_tid=[2883]}, 88) = 2883 [pid 2882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2882] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2882] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2883] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2883] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2883] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2883] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2882] <... futex resumed>) = 0 [pid 2882] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2883] <... futex resumed>) = 0 [pid 2882] <... futex resumed>) = 1 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2882] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2883] <... sendmsg resumed>) = 0 [pid 2882] <... futex resumed>) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2883] <... sendmsg resumed>) = 0 [pid 2882] <... mmap resumed>) = 0x7f6c2d581000 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2882] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2883] <... sendmsg resumed>) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2882] <... mprotect resumed>) = 0 [pid 2882] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2882] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2883] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 2884 attached [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2882] <... clone3 resumed> => {parent_tid=[2884]}, 88) = 2884 [pid 2883] <... sendmsg resumed>) = 0 [pid 2882] rt_sigprocmask(SIG_SETMASK, [], [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2883] <... sendmsg resumed>) = 0 [pid 2882] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2882] <... futex resumed>) = 0 [pid 2883] <... sendmsg resumed>) = 0 [pid 2882] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2883] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2883] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2884] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2884] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2884] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2884] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2882] <... futex resumed>) = 0 [pid 2882] exit_group(0) = ? [pid 2884] <... futex resumed>) = ? [pid 2883] <... futex resumed>) = ? [pid 2883] +++ exited with 0 +++ [pid 2884] +++ exited with 0 +++ [pid 2882] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2882, 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 2885 attached , child_tidptr=0x5555735a8690) = 2885 [pid 2885] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2885] setpgid(0, 0) = 0 [pid 2885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2885] write(3, "1000", 4) = 4 [pid 2885] close(3) = 0 executing program [pid 2885] write(1, "executing program\n", 18) = 18 [pid 2885] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2885] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2885] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2885] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2885] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2886 attached => {parent_tid=[2886]}, 88) = 2886 [pid 2885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2885] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2885] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2886] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2886] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2886] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2886] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2885] <... futex resumed>) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2885] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2886] <... sendmsg resumed>) = 0 [pid 2885] <... futex resumed>) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2885] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2886] <... sendmsg resumed>) = 0 [pid 2885] <... futex resumed>) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2886] <... sendmsg resumed>) = 0 [pid 2885] <... mmap resumed>) = 0x7f6c2d581000 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2885] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2886] <... sendmsg resumed>) = 0 [pid 2885] <... mprotect resumed>) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2885] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2886] <... sendmsg resumed>) = 0 [pid 2885] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2887 attached [pid 2886] <... sendmsg resumed>) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2885] <... clone3 resumed> => {parent_tid=[2887]}, 88) = 2887 [pid 2886] <... sendmsg resumed>) = 0 [pid 2885] rt_sigprocmask(SIG_SETMASK, [], [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2886] <... sendmsg resumed>) = 0 [pid 2885] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2885] <... futex resumed>) = 0 [pid 2886] <... sendmsg resumed>) = 0 [pid 2885] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2887] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2887] <... set_robust_list resumed>) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2887] rt_sigprocmask(SIG_SETMASK, [], [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2886] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2886] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2887] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2887] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2885] <... futex resumed>) = 0 [pid 2887] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2885] exit_group(0 [pid 2887] <... futex resumed>) = ? [pid 2886] <... futex resumed>) = ? [pid 2885] <... exit_group resumed>) = ? [pid 2887] +++ exited with 0 +++ [pid 2886] +++ exited with 0 +++ [pid 2885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2885, 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=0x5555735a8690) = 2888 ./strace-static-x86_64: Process 2888 attached [pid 2888] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2888] setpgid(0, 0) = 0 [pid 2888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2888] write(3, "1000", 4) = 4 [pid 2888] close(3) = 0 [pid 2888] write(1, "executing program\n", 18executing program ) = 18 [pid 2888] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2888] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2888] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2888] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2888] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2889]}, 88) = 2889 ./strace-static-x86_64: Process 2889 attached [pid 2889] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2889] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2889] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2888] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2889] <... futex resumed>) = 0 [pid 2889] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2888] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2889] <... socketpair resumed>[3, 4]) = 0 [pid 2889] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2889] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2888] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2889] <... futex resumed>) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2888] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2889] <... sendmsg resumed>) = 0 [pid 2888] <... futex resumed>) = 0 [pid 2888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2888] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2889] <... sendmsg resumed>) = 0 [pid 2888] <... mprotect resumed>) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2888] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2888] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2889] <... sendmsg resumed>) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2889] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2889] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2890 attached [pid 2888] <... clone3 resumed> => {parent_tid=[2890]}, 88) = 2890 [pid 2888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2888] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2888] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2890] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2890] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2890] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2888] <... futex resumed>) = 0 [pid 2888] exit_group(0) = ? [pid 2889] <... futex resumed>) = ? [pid 2889] +++ exited with 0 +++ [pid 2890] +++ exited with 0 +++ [pid 2888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2888, 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=0x5555735a8690) = 2891 ./strace-static-x86_64: Process 2891 attached [pid 2891] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2891] setpgid(0, 0) = 0 [pid 2891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2891] write(3, "1000", 4) = 4 [pid 2891] close(3) = 0 executing program [pid 2891] write(1, "executing program\n", 18) = 18 [pid 2891] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2891] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2891] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2892]}, 88) = 2892 ./strace-static-x86_64: Process 2892 attached [pid 2891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2891] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2891] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2892] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2892] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2892] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2891] <... futex resumed>) = 0 [pid 2891] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2891] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2891] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2892] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2892] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2891] <... mprotect resumed>) = 0 [pid 2891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2893 attached [pid 2893] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2893] rt_sigprocmask(SIG_SETMASK, [], [pid 2891] <... clone3 resumed> => {parent_tid=[2893]}, 88) = 2893 [pid 2893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2893] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2891] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2893] <... futex resumed>) = 0 [pid 2891] <... futex resumed>) = 1 [pid 2893] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2891] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2893] <... setsockopt resumed>) = 0 [pid 2893] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2891] <... futex resumed>) = 0 [pid 2893] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2891] exit_group(0 [pid 2893] <... futex resumed>) = ? [pid 2892] <... futex resumed>) = ? [pid 2891] <... exit_group resumed>) = ? [pid 2892] +++ exited with 0 +++ [pid 2893] +++ exited with 0 +++ [pid 2891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2891, 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 2894 attached , child_tidptr=0x5555735a8690) = 2894 [pid 2894] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2894] setpgid(0, 0) = 0 [pid 2894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2894] write(3, "1000", 4) = 4 [pid 2894] close(3) = 0 [pid 2894] write(1, "executing program\n", 18executing program ) = 18 [pid 2894] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2894] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2894] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2894] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2894] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2894] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2895 attached => {parent_tid=[2895]}, 88) = 2895 [pid 2895] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2894] rt_sigprocmask(SIG_SETMASK, [], [pid 2895] <... set_robust_list resumed>) = 0 [pid 2894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2895] rt_sigprocmask(SIG_SETMASK, [], [pid 2894] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2894] <... futex resumed>) = 0 [pid 2895] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2894] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2895] <... socketpair resumed>[3, 4]) = 0 [pid 2895] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2894] <... futex resumed>) = 0 [pid 2895] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2894] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2895] <... futex resumed>) = 0 [pid 2894] <... futex resumed>) = 1 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2894] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2895] <... sendmsg resumed>) = 0 [pid 2894] <... futex resumed>) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2895] <... sendmsg resumed>) = 0 [pid 2894] <... mmap resumed>) = 0x7f6c2d581000 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2894] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2895] <... sendmsg resumed>) = 0 [pid 2894] <... mprotect resumed>) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2894] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2895] <... sendmsg resumed>) = 0 [pid 2894] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2894] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2896 attached [pid 2895] <... sendmsg resumed>) = 0 [pid 2896] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2894] <... clone3 resumed> => {parent_tid=[2896]}, 88) = 2896 [pid 2896] <... set_robust_list resumed>) = 0 [pid 2896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2896] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2895] <... sendmsg resumed>) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2894] rt_sigprocmask(SIG_SETMASK, [], [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2894] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2895] <... sendmsg resumed>) = 0 [pid 2896] <... futex resumed>) = 0 [pid 2894] <... futex resumed>) = 1 [pid 2896] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2894] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2896] <... setsockopt resumed>) = 0 [pid 2896] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2895] <... sendmsg resumed>) = 0 [pid 2896] <... futex resumed>) = 1 [pid 2894] <... futex resumed>) = 0 [pid 2896] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2895] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2894] exit_group(0 [pid 2895] ????( [pid 2896] <... futex resumed>) = ? [pid 2895] <... ???? resumed>) = ? [pid 2894] <... exit_group resumed>) = ? [pid 2896] +++ exited with 0 +++ [pid 2895] +++ exited with 0 +++ [pid 2894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2894, 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 2897 attached , child_tidptr=0x5555735a8690) = 2897 [pid 2897] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2897] setpgid(0, 0) = 0 [pid 2897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2897] write(3, "1000", 4) = 4 [pid 2897] close(3) = 0 [pid 2897] write(1, "executing program\n", 18executing program ) = 18 [pid 2897] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2897] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2897] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2898 attached => {parent_tid=[2898]}, 88) = 2898 [pid 2897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2897] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2897] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2898] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2898] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2898] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2898] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2898] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2897] <... futex resumed>) = 0 [pid 2897] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2897] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2897] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2898] <... futex resumed>) = 0 ./strace-static-x86_64: Process 2899 attached [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2899] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2899] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2899] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2898] <... sendmsg resumed>) = 0 [pid 2897] <... clone3 resumed> => {parent_tid=[2899]}, 88) = 2899 [pid 2897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2897] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2897] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2899] <... futex resumed>) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2898] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2898] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2899] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2899] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2899] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2897] <... futex resumed>) = 0 [pid 2897] exit_group(0) = ? [pid 2899] <... futex resumed>) = ? [pid 2899] +++ exited with 0 +++ [pid 2898] <... futex resumed>) = ? [pid 2898] +++ exited with 0 +++ [pid 2897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2897, 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=0x5555735a8690) = 2900 ./strace-static-x86_64: Process 2900 attached [pid 2900] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2900] setpgid(0, 0) = 0 [pid 2900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2900] write(3, "1000", 4) = 4 [pid 2900] close(3) = 0 [pid 2900] write(1, "executing program\n", 18executing program ) = 18 [pid 2900] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2900] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2900] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2900] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2901 attached => {parent_tid=[2901]}, 88) = 2901 [pid 2900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2900] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2901] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2901] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2901] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2900] <... futex resumed>) = 0 [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2900] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2900] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2900] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2902]}, 88) = 2902 [pid 2900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2900] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2902 attached [pid 2902] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2902] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2902] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2902] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2900] <... futex resumed>) = 0 [pid 2902] <... futex resumed>) = 1 [pid 2902] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2901] <... sendmsg resumed>) = 0 [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2901] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2901] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2900] exit_group(0) = ? [pid 2902] <... futex resumed>) = ? [pid 2902] +++ exited with 0 +++ [pid 2901] <... futex resumed>) = ? [pid 2901] +++ exited with 0 +++ [pid 2900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2900, 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=0x5555735a8690) = 2903 ./strace-static-x86_64: Process 2903 attached [pid 2903] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2903] setpgid(0, 0) = 0 [pid 2903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2903] write(3, "1000", 4) = 4 [pid 2903] close(3executing program ) = 0 [pid 2903] write(1, "executing program\n", 18) = 18 [pid 2903] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2903] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2903] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2903] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2904]}, 88) = 2904 ./strace-static-x86_64: Process 2904 attached [pid 2903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2903] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2903] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2904] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2904] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2904] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2904] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2904] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2903] <... futex resumed>) = 0 [pid 2903] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2903] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2903] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2904] <... futex resumed>) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2903] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2904] <... sendmsg resumed>) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2904] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2904] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2903] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2905]}, 88) = 2905 [pid 2903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2903] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2903] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2905 attached [pid 2905] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2905] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2905] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2903] <... futex resumed>) = 0 [pid 2903] exit_group(0 [pid 2904] <... futex resumed>) = ? [pid 2903] <... exit_group resumed>) = ? [pid 2905] <... futex resumed>) = ? [pid 2904] +++ exited with 0 +++ [pid 2905] +++ exited with 0 +++ [pid 2903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2903, 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=0x5555735a8690) = 2906 ./strace-static-x86_64: Process 2906 attached [pid 2906] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2906] setpgid(0, 0) = 0 [pid 2906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2906] write(3, "1000", 4) = 4 [pid 2906] close(3executing program ) = 0 [pid 2906] write(1, "executing program\n", 18) = 18 [pid 2906] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2906] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2906] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2906] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2906] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2907 attached => {parent_tid=[2907]}, 88) = 2907 [pid 2906] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2906] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2906] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2907] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2907] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2907] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2907] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2907] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2906] <... futex resumed>) = 0 [pid 2906] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2906] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2906] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2907] <... futex resumed>) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2906] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2907] <... sendmsg resumed>) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 2908 attached [pid 2906] <... clone3 resumed> => {parent_tid=[2908]}, 88) = 2908 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2907] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2907] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2908] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2908] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2908] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2906] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2906] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2906] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2908] <... futex resumed>) = 0 [pid 2908] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2908] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2906] <... futex resumed>) = 0 [pid 2906] exit_group(0) = ? [pid 2907] <... futex resumed>) = ? [pid 2908] <... futex resumed>) = ? [pid 2907] +++ exited with 0 +++ [pid 2908] +++ exited with 0 +++ [pid 2906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2906, 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=0x5555735a8690) = 2909 ./strace-static-x86_64: Process 2909 attached [pid 2909] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2909] setpgid(0, 0) = 0 [pid 2909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2909] write(3, "1000", 4executing program ) = 4 [pid 2909] close(3) = 0 [pid 2909] write(1, "executing program\n", 18) = 18 [pid 2909] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2909] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2909] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2909] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2909] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2910]}, 88) = 2910 ./strace-static-x86_64: Process 2910 attached [pid 2910] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2910] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2910] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2909] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2910] <... futex resumed>) = 0 [pid 2910] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2909] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2910] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2909] <... futex resumed>) = 0 [pid 2909] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2909] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2910] <... sendmsg resumed>) = 0 [pid 2909] <... futex resumed>) = 0 [pid 2909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2909] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2910] <... sendmsg resumed>) = 0 [pid 2909] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2911]}, 88) = 2911 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 2911 attached [pid 2909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2909] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2909] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2910] <... sendmsg resumed>) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2910] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2910] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2911] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2911] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2911] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2911] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2909] <... futex resumed>) = 0 [pid 2911] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2909] exit_group(0 [pid 2911] <... futex resumed>) = ? [pid 2910] <... futex resumed>) = ? [pid 2909] <... exit_group resumed>) = ? [pid 2911] +++ exited with 0 +++ [pid 2910] +++ exited with 0 +++ [pid 2909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2909, 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 2912 attached , child_tidptr=0x5555735a8690) = 2912 [pid 2912] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2912] setpgid(0, 0) = 0 [pid 2912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2912] write(3, "1000", 4executing program ) = 4 [pid 2912] close(3) = 0 [pid 2912] write(1, "executing program\n", 18) = 18 [pid 2912] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2912] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2912] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2912] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2912] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2913 attached => {parent_tid=[2913]}, 88) = 2913 [pid 2912] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2912] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2912] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2913] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2913] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2913] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2913] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2912] <... futex resumed>) = 0 [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2912] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2913] <... sendmsg resumed>) = 0 [pid 2912] <... futex resumed>) = 0 [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2912] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2913] <... sendmsg resumed>) = 0 [pid 2912] <... futex resumed>) = 0 [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2913] <... sendmsg resumed>) = 0 [pid 2912] <... mmap resumed>) = 0x7f6c2d581000 [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2912] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2913] <... sendmsg resumed>) = 0 [pid 2912] <... mprotect resumed>) = 0 [pid 2912] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2912] <... clone3 resumed> => {parent_tid=[2914]}, 88) = 2914 ./strace-static-x86_64: Process 2914 attached [pid 2914] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2912] rt_sigprocmask(SIG_SETMASK, [], [pid 2914] <... set_robust_list resumed>) = 0 [pid 2912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2914] rt_sigprocmask(SIG_SETMASK, [], [pid 2912] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2913] <... sendmsg resumed>) = 0 [pid 2914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2912] <... futex resumed>) = 0 [pid 2914] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2912] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2914] <... setsockopt resumed>) = 0 [pid 2914] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2912] <... futex resumed>) = 0 [pid 2914] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2913] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2913] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2912] exit_group(0 [pid 2913] <... futex resumed>) = ? [pid 2912] <... exit_group resumed>) = ? [pid 2913] +++ exited with 0 +++ [pid 2914] <... futex resumed>) = ? [pid 2914] +++ exited with 0 +++ [pid 2912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2912, 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=0x5555735a8690) = 2915 ./strace-static-x86_64: Process 2915 attached [pid 2915] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2915] setpgid(0, 0) = 0 [pid 2915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2915] write(3, "1000", 4) = 4 [pid 2915] close(3) = 0 executing program [pid 2915] write(1, "executing program\n", 18) = 18 [pid 2915] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2915] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2915] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2915] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2915] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2916]}, 88) = 2916 ./strace-static-x86_64: Process 2916 attached [pid 2915] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2915] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2915] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2916] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2916] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2916] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2916] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2916] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2915] <... futex resumed>) = 0 [pid 2915] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2916] <... futex resumed>) = 0 [pid 2915] <... futex resumed>) = 1 [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2915] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2916] <... sendmsg resumed>) = 0 [pid 2915] <... futex resumed>) = 0 [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2916] <... sendmsg resumed>) = 0 [pid 2915] <... mmap resumed>) = 0x7f6c2d581000 [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2915] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2916] <... sendmsg resumed>) = 0 [pid 2915] <... mprotect resumed>) = 0 [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2915] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2916] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 2917 attached [pid 2917] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2915] <... clone3 resumed> => {parent_tid=[2917]}, 88) = 2917 [pid 2917] <... set_robust_list resumed>) = 0 [pid 2915] rt_sigprocmask(SIG_SETMASK, [], [pid 2917] rt_sigprocmask(SIG_SETMASK, [], [pid 2915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2915] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2917] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2915] <... futex resumed>) = 0 [pid 2917] <... setsockopt resumed>) = 0 [pid 2915] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2917] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2915] <... futex resumed>) = 0 [pid 2917] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2916] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2916] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2915] exit_group(0 [pid 2917] <... futex resumed>) = ? [pid 2916] <... futex resumed>) = ? [pid 2915] <... exit_group resumed>) = ? [pid 2917] +++ exited with 0 +++ [pid 2916] +++ exited with 0 +++ [pid 2915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2915, 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=0x5555735a8690) = 2918 ./strace-static-x86_64: Process 2918 attached [pid 2918] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2918] setpgid(0, 0) = 0 [pid 2918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2918] write(3, "1000", 4) = 4 [pid 2918] close(3) = 0 [pid 2918] write(1, "executing program\n", 18executing program ) = 18 [pid 2918] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2918] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2918] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2918] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2918] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2919 attached => {parent_tid=[2919]}, 88) = 2919 [pid 2919] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2918] rt_sigprocmask(SIG_SETMASK, [], [pid 2919] <... set_robust_list resumed>) = 0 [pid 2919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2919] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2918] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2919] <... futex resumed>) = 0 [pid 2918] <... futex resumed>) = 1 [pid 2919] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2918] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2919] <... socketpair resumed>[3, 4]) = 0 [pid 2919] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2918] <... futex resumed>) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2918] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2919] <... sendmsg resumed>) = 0 [pid 2918] <... futex resumed>) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2918] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2919] <... sendmsg resumed>) = 0 [pid 2918] <... futex resumed>) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2919] <... sendmsg resumed>) = 0 [pid 2918] <... mmap resumed>) = 0x7f6c2d581000 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2918] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2919] <... sendmsg resumed>) = 0 [pid 2918] <... mprotect resumed>) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2918] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2919] <... sendmsg resumed>) = 0 [pid 2918] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2919] <... sendmsg resumed>) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2918] <... clone3 resumed> => {parent_tid=[2920]}, 88) = 2920 [pid 2919] <... sendmsg resumed>) = 0 [pid 2918] rt_sigprocmask(SIG_SETMASK, [], [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2919] <... sendmsg resumed>) = 0 [pid 2918] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2918] <... futex resumed>) = 0 [pid 2919] <... sendmsg resumed>) = 0 [pid 2918] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2920 attached [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2920] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2919] <... sendmsg resumed>) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2919] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2919] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2920] <... set_robust_list resumed>) = 0 [pid 2920] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2920] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2920] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2918] <... futex resumed>) = 0 [pid 2920] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2918] exit_group(0 [pid 2919] <... futex resumed>) = ? [pid 2918] <... exit_group resumed>) = ? [pid 2920] <... futex resumed>) = ? [pid 2919] +++ exited with 0 +++ [pid 2920] +++ exited with 0 +++ [pid 2918] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2918, 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=0x5555735a8690) = 2921 ./strace-static-x86_64: Process 2921 attached [pid 2921] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2921] setpgid(0, 0) = 0 [pid 2921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2921] write(3, "1000", 4executing program ) = 4 [pid 2921] close(3) = 0 [pid 2921] write(1, "executing program\n", 18) = 18 [pid 2921] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2921] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2921] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2921] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2921] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2922]}, 88) = 2922 ./strace-static-x86_64: Process 2922 attached [pid 2922] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2921] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2921] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2922] <... set_robust_list resumed>) = 0 [pid 2922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2922] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2922] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2921] <... futex resumed>) = 0 [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2921] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2922] <... sendmsg resumed>) = 0 [pid 2921] <... futex resumed>) = 0 [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2921] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2922] <... sendmsg resumed>) = 0 [pid 2921] <... futex resumed>) = 0 [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2922] <... sendmsg resumed>) = 0 [pid 2921] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2921] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2921] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2923]}, 88) = 2923 [pid 2922] <... sendmsg resumed>) = 0 [pid 2921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2921] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2921] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2923 attached [pid 2923] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2923] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2923] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2923] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2921] <... futex resumed>) = 0 [pid 2923] <... futex resumed>) = 1 [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2923] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2922] <... sendmsg resumed>) = 0 [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2922] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2922] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2921] exit_group(0) = ? [pid 2923] <... futex resumed>) = ? [pid 2923] +++ exited with 0 +++ [pid 2922] <... futex resumed>) = ? [pid 2922] +++ exited with 0 +++ [pid 2921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2921, 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=0x5555735a8690) = 2924 ./strace-static-x86_64: Process 2924 attached [pid 2924] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2924] setpgid(0, 0) = 0 [pid 2924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2924] write(3, "1000", 4) = 4 [pid 2924] close(3) = 0 [pid 2924] write(1, "executing program\n", 18executing program ) = 18 [pid 2924] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2924] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2924] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2924] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2924] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2925]}, 88) = 2925 ./strace-static-x86_64: Process 2925 attached [pid 2924] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2924] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2924] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2925] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2925] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2925] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2925] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2924] <... futex resumed>) = 0 [pid 2924] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2924] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2924] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2924] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2925] <... futex resumed>) = 1 [pid 2924] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 2926 attached [pid 2924] <... clone3 resumed> => {parent_tid=[2926]}, 88) = 2926 [pid 2926] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2925] <... sendmsg resumed>) = 0 [pid 2924] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2924] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2924] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2926] <... set_robust_list resumed>) = 0 [pid 2926] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2926] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2926] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2925] <... sendmsg resumed>) = 0 [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2925] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2925] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2926] <... futex resumed>) = 1 [pid 2924] <... futex resumed>) = 0 [pid 2926] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2924] exit_group(0 [pid 2926] <... futex resumed>) = ? [pid 2924] <... exit_group resumed>) = ? [pid 2925] <... futex resumed>) = ? [pid 2925] +++ exited with 0 +++ [pid 2926] +++ exited with 0 +++ [pid 2924] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2924, 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=0x5555735a8690) = 2927 ./strace-static-x86_64: Process 2927 attached [pid 2927] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2927] setpgid(0, 0) = 0 [pid 2927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2927] write(3, "1000", 4) = 4 [pid 2927] close(3executing program ) = 0 [pid 2927] write(1, "executing program\n", 18) = 18 [pid 2927] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2927] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2927] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2927] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2927] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2927] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2928 attached => {parent_tid=[2928]}, 88) = 2928 [pid 2927] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2927] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2927] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2928] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2928] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2928] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2928] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2927] <... futex resumed>) = 0 [pid 2927] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2927] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2927] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2927] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2927] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 2929 attached [pid 2927] <... clone3 resumed> => {parent_tid=[2929]}, 88) = 2929 [pid 2927] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2927] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2927] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2929] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2929] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2929] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2927] <... futex resumed>) = 0 [pid 2929] <... futex resumed>) = 1 [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2929] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2928] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2928] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2927] exit_group(0 [pid 2929] <... futex resumed>) = ? [pid 2928] <... futex resumed>) = ? [pid 2927] <... exit_group resumed>) = ? [pid 2928] +++ exited with 0 +++ [pid 2929] +++ exited with 0 +++ [pid 2927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2927, 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=0x5555735a8690) = 2930 ./strace-static-x86_64: Process 2930 attached [pid 2930] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2930] setpgid(0, 0) = 0 [pid 2930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2930] write(3, "1000", 4) = 4 [pid 2930] close(3executing program ) = 0 [pid 2930] write(1, "executing program\n", 18) = 18 [pid 2930] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2930] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2930] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2930] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2930] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2930] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2931 attached => {parent_tid=[2931]}, 88) = 2931 [pid 2930] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2930] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2930] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2931] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2931] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2931] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2931] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2931] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2930] <... futex resumed>) = 0 [pid 2930] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2931] <... futex resumed>) = 0 [pid 2930] <... futex resumed>) = 1 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2930] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2931] <... sendmsg resumed>) = 0 [pid 2930] <... futex resumed>) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2931] <... sendmsg resumed>) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2930] <... mmap resumed>) = 0x7f6c2d581000 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2930] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2931] <... sendmsg resumed>) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2930] <... mprotect resumed>) = 0 [pid 2930] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2930] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2931] <... sendmsg resumed>) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 2932 attached ) = 0 [pid 2932] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2930] <... clone3 resumed> => {parent_tid=[2932]}, 88) = 2932 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2932] <... set_robust_list resumed>) = 0 [pid 2930] rt_sigprocmask(SIG_SETMASK, [], [pid 2932] rt_sigprocmask(SIG_SETMASK, [], [pid 2931] <... sendmsg resumed>) = 0 [pid 2930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2930] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2932] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2931] <... sendmsg resumed>) = 0 [pid 2930] <... futex resumed>) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2930] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2932] <... setsockopt resumed>) = 0 [pid 2931] <... sendmsg resumed>) = 0 [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2931] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2931] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2931] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2932] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2932] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2930] <... futex resumed>) = 0 [pid 2930] exit_group(0 [pid 2932] <... futex resumed>) = ? [pid 2931] <... futex resumed>) = ? [pid 2930] <... exit_group resumed>) = ? [pid 2932] +++ exited with 0 +++ [pid 2931] +++ exited with 0 +++ [pid 2930] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2930, 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 2933 attached , child_tidptr=0x5555735a8690) = 2933 [pid 2933] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2933] setpgid(0, 0) = 0 [pid 2933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2933] write(3, "1000", 4executing program ) = 4 [pid 2933] close(3) = 0 [pid 2933] write(1, "executing program\n", 18) = 18 [pid 2933] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2933] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2933] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2933] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2933] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2934 attached [pid 2934] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2934] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2934] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2933] <... clone3 resumed> => {parent_tid=[2934]}, 88) = 2934 [pid 2933] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2933] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2934] <... futex resumed>) = 0 [pid 2933] <... futex resumed>) = 1 [pid 2934] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2933] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2934] <... socketpair resumed>[3, 4]) = 0 [pid 2934] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2934] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2933] <... futex resumed>) = 0 [pid 2933] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2934] <... futex resumed>) = 0 [pid 2933] <... futex resumed>) = 1 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2933] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2934] <... sendmsg resumed>) = 0 [pid 2933] <... futex resumed>) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2934] <... sendmsg resumed>) = 0 [pid 2933] <... mmap resumed>) = 0x7f6c2d581000 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2933] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2934] <... sendmsg resumed>) = 0 [pid 2933] <... mprotect resumed>) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2933] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2934] <... sendmsg resumed>) = 0 [pid 2933] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2934] <... sendmsg resumed>) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2933] <... clone3 resumed> => {parent_tid=[2935]}, 88) = 2935 [pid 2934] <... sendmsg resumed>) = 0 [pid 2933] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 2935 attached [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2934] <... sendmsg resumed>) = 0 [pid 2933] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2933] <... futex resumed>) = 0 [pid 2934] <... sendmsg resumed>) = 0 [pid 2933] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2934] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2934] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2935] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2935] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2935] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2935] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2933] <... futex resumed>) = 0 [pid 2935] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2933] exit_group(0 [pid 2934] <... futex resumed>) = ? [pid 2933] <... exit_group resumed>) = ? [pid 2934] +++ exited with 0 +++ [pid 2935] <... futex resumed>) = ? [pid 2935] +++ exited with 0 +++ [pid 2933] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2933, 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=0x5555735a8690) = 2936 ./strace-static-x86_64: Process 2936 attached [pid 2936] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2936] setpgid(0, 0) = 0 [pid 2936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2936] write(3, "1000", 4) = 4 executing program [pid 2936] close(3) = 0 [pid 2936] write(1, "executing program\n", 18) = 18 [pid 2936] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2936] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2936] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2936] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2936] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2936] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2937 attached => {parent_tid=[2937]}, 88) = 2937 [pid 2936] rt_sigprocmask(SIG_SETMASK, [], [pid 2937] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2936] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2936] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2937] <... set_robust_list resumed>) = 0 [pid 2937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2937] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2937] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2936] <... futex resumed>) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2936] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2937] <... sendmsg resumed>) = 0 [pid 2936] <... futex resumed>) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2936] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2937] <... sendmsg resumed>) = 0 [pid 2936] <... futex resumed>) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2937] <... sendmsg resumed>) = 0 [pid 2936] <... mmap resumed>) = 0x7f6c2d581000 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2936] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2937] <... sendmsg resumed>) = 0 [pid 2936] <... mprotect resumed>) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2936] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2937] <... sendmsg resumed>) = 0 [pid 2936] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2936] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2938 attached [pid 2937] <... sendmsg resumed>) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2936] <... clone3 resumed> => {parent_tid=[2938]}, 88) = 2938 [pid 2937] <... sendmsg resumed>) = 0 [pid 2936] rt_sigprocmask(SIG_SETMASK, [], [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2938] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2937] <... sendmsg resumed>) = 0 [pid 2936] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2936] <... futex resumed>) = 0 [pid 2937] <... sendmsg resumed>) = 0 [pid 2936] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2938] <... set_robust_list resumed>) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2937] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2937] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2938] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2938] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2936] <... futex resumed>) = 0 [pid 2938] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2936] exit_group(0 [pid 2938] <... futex resumed>) = ? [pid 2937] <... futex resumed>) = ? [pid 2936] <... exit_group resumed>) = ? [pid 2938] +++ exited with 0 +++ [pid 2937] +++ exited with 0 +++ [pid 2936] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2936, 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 2939 attached , child_tidptr=0x5555735a8690) = 2939 [pid 2939] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2939] setpgid(0, 0) = 0 [pid 2939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2939] write(3, "1000", 4executing program ) = 4 [pid 2939] close(3) = 0 [pid 2939] write(1, "executing program\n", 18) = 18 [pid 2939] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2939] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2939] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2939] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2939] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2939] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2940 attached => {parent_tid=[2940]}, 88) = 2940 [pid 2939] rt_sigprocmask(SIG_SETMASK, [], [pid 2940] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2939] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2939] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2940] <... set_robust_list resumed>) = 0 [pid 2940] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2940] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2940] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2939] <... futex resumed>) = 0 [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2939] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2940] <... sendmsg resumed>) = 0 [pid 2939] <... futex resumed>) = 0 [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2939] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2940] <... sendmsg resumed>) = 0 [pid 2939] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2939] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2939] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2939] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2941]}, 88) = 2941 [pid 2939] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2939] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2939] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2941 attached [pid 2941] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2941] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2941] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2939] <... futex resumed>) = 0 [pid 2941] <... futex resumed>) = 1 [pid 2940] <... sendmsg resumed>) = 0 [pid 2941] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2940] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2940] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2939] exit_group(0 [pid 2940] <... futex resumed>) = ? [pid 2939] <... exit_group resumed>) = ? [pid 2940] +++ exited with 0 +++ [pid 2941] <... futex resumed>) = ? [pid 2941] +++ exited with 0 +++ [pid 2939] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2939, 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=0x5555735a8690) = 2942 ./strace-static-x86_64: Process 2942 attached [pid 2942] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2942] setpgid(0, 0) = 0 [pid 2942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2942] write(3, "1000", 4) = 4 [pid 2942] close(3executing program ) = 0 [pid 2942] write(1, "executing program\n", 18) = 18 [pid 2942] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2942] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2942] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2942] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2942] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2943 attached => {parent_tid=[2943]}, 88) = 2943 [pid 2942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2942] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2942] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2943] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2943] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2943] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2943] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2942] <... futex resumed>) = 0 [pid 2942] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2942] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2942] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2942] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2942] <... clone3 resumed> => {parent_tid=[2944]}, 88) = 2944 [pid 2942] rt_sigprocmask(SIG_SETMASK, [], [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2943] <... sendmsg resumed>) = 0 [pid 2942] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2942] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2943] <... sendmsg resumed>) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 2944 attached [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2943] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2943] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2944] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2944] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2944] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2944] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2942] <... futex resumed>) = 0 [pid 2944] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2942] exit_group(0 [pid 2944] <... futex resumed>) = ? [pid 2943] <... futex resumed>) = ? [pid 2942] <... exit_group resumed>) = ? [pid 2943] +++ exited with 0 +++ [pid 2944] +++ exited with 0 +++ [pid 2942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2942, 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 2945 attached , child_tidptr=0x5555735a8690) = 2945 [pid 2945] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2945] setpgid(0, 0) = 0 [pid 2945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 2945] write(3, "1000", 4) = 4 [pid 2945] close(3) = 0 [pid 2945] write(1, "executing program\n", 18) = 18 [pid 2945] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2945] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2945] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2945] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2945] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2945] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2946 attached => {parent_tid=[2946]}, 88) = 2946 [pid 2945] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2945] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2945] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2946] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2946] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2946] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2946] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2946] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2945] <... futex resumed>) = 0 [pid 2945] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2946] <... futex resumed>) = 0 [pid 2945] <... futex resumed>) = 1 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2945] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2946] <... sendmsg resumed>) = 0 [pid 2945] <... futex resumed>) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2946] <... sendmsg resumed>) = 0 [pid 2945] <... mmap resumed>) = 0x7f6c2d581000 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2945] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2945] <... mprotect resumed>) = 0 [pid 2945] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2945] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2946] <... sendmsg resumed>) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 2947 attached [pid 2947] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2946] <... sendmsg resumed>) = 0 [pid 2945] <... clone3 resumed> => {parent_tid=[2947]}, 88) = 2947 [pid 2947] <... set_robust_list resumed>) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2945] rt_sigprocmask(SIG_SETMASK, [], [pid 2947] rt_sigprocmask(SIG_SETMASK, [], [pid 2946] <... sendmsg resumed>) = 0 [pid 2945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2945] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2945] <... futex resumed>) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2947] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2945] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2947] <... setsockopt resumed>) = 0 [pid 2946] <... sendmsg resumed>) = 0 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2947] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2947] <... futex resumed>) = 1 [pid 2946] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 2945] <... futex resumed>) = 0 [pid 2947] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2946] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2946] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2946] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2945] exit_group(0 [pid 2947] <... futex resumed>) = ? [pid 2946] <... futex resumed>) = ? [pid 2945] <... exit_group resumed>) = ? [pid 2947] +++ exited with 0 +++ [pid 2946] +++ exited with 0 +++ [pid 2945] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2945, 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=0x5555735a8690) = 2948 ./strace-static-x86_64: Process 2948 attached [pid 2948] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2948] setpgid(0, 0) = 0 [pid 2948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2948] write(3, "1000", 4) = 4 [pid 2948] close(3) = 0 executing program [pid 2948] write(1, "executing program\n", 18) = 18 [pid 2948] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2948] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2948] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2948] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2948] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2949]}, 88) = 2949 ./strace-static-x86_64: Process 2949 attached [pid 2948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2948] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2948] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2949] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2949] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2949] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2948] <... futex resumed>) = 0 [pid 2948] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2948] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2948] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2948] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2948] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2950]}, 88) = 2950 [pid 2949] <... sendmsg resumed>) = 0 [pid 2948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2948] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2948] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2950 attached [pid 2950] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2950] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2950] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2948] <... futex resumed>) = 0 [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2950] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2949] <... sendmsg resumed>) = 0 [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2949] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2949] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2948] exit_group(0 [pid 2949] <... futex resumed>) = ? [pid 2949] +++ exited with 0 +++ [pid 2950] <... futex resumed>) = ? [pid 2948] <... exit_group resumed>) = ? [pid 2950] +++ exited with 0 +++ [pid 2948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2948, 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=0x5555735a8690) = 2951 ./strace-static-x86_64: Process 2951 attached [pid 2951] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2951] setpgid(0, 0) = 0 [pid 2951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2951] write(3, "1000", 4) = 4 [pid 2951] close(3) = 0 [pid 2951] write(1, "executing program\n", 18executing program ) = 18 [pid 2951] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2951] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2951] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2951] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2951] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2951] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2952 attached [pid 2952] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2951] <... clone3 resumed> => {parent_tid=[2952]}, 88) = 2952 [pid 2951] rt_sigprocmask(SIG_SETMASK, [], [pid 2952] <... set_robust_list resumed>) = 0 [pid 2952] rt_sigprocmask(SIG_SETMASK, [], [pid 2951] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2951] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2952] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2951] <... futex resumed>) = 0 [pid 2952] <... socketpair resumed>[3, 4]) = 0 [pid 2951] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2952] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2952] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2951] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2952] <... futex resumed>) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2951] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2951] <... futex resumed>) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2952] <... sendmsg resumed>) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2952] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2952] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2951] <... mmap resumed>) = 0x7f6c2d581000 [pid 2951] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2951] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2951] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2953]}, 88) = 2953 ./strace-static-x86_64: Process 2953 attached [pid 2951] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2951] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2951] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2953] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2953] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2953] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2953] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2951] <... futex resumed>) = 0 [pid 2951] exit_group(0) = ? [pid 2952] <... futex resumed>) = ? [pid 2952] +++ exited with 0 +++ [pid 2953] +++ exited with 0 +++ [pid 2951] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2951, 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=0x5555735a8690) = 2954 ./strace-static-x86_64: Process 2954 attached [pid 2954] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2954] setpgid(0, 0) = 0 [pid 2954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2954] write(3, "1000", 4) = 4 [pid 2954] close(3executing program ) = 0 [pid 2954] write(1, "executing program\n", 18) = 18 [pid 2954] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2954] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2954] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2954] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2954] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2955 attached => {parent_tid=[2955]}, 88) = 2955 [pid 2955] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2955] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2955] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2954] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2954] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2955] <... futex resumed>) = 0 [pid 2955] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2954] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2955] <... socketpair resumed>[3, 4]) = 0 [pid 2955] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2955] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2954] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2955] <... futex resumed>) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2954] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2955] <... sendmsg resumed>) = 0 [pid 2954] <... mmap resumed>) = 0x7f6c2d581000 [pid 2954] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2954] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2954] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2955] <... sendmsg resumed>) = 0 [pid 2954] <... clone3 resumed> => {parent_tid=[2956]}, 88) = 2956 ./strace-static-x86_64: Process 2956 attached [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2955] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2955] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2954] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2954] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2954] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2956] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2956] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2956] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2956] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2954] <... futex resumed>) = 0 [pid 2954] exit_group(0 [pid 2955] <... futex resumed>) = ? [pid 2955] +++ exited with 0 +++ [pid 2954] <... exit_group resumed>) = ? [pid 2956] +++ exited with 0 +++ [pid 2954] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2954, 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=0x5555735a8690) = 2957 ./strace-static-x86_64: Process 2957 attached [pid 2957] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2957] setpgid(0, 0) = 0 [pid 2957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2957] write(3, "1000", 4) = 4 executing program [pid 2957] close(3) = 0 [pid 2957] write(1, "executing program\n", 18) = 18 [pid 2957] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2957] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2957] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2957] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2957] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2957] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2958 attached => {parent_tid=[2958]}, 88) = 2958 [pid 2957] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2957] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2957] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2958] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2958] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2958] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2958] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2958] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2957] <... futex resumed>) = 0 [pid 2957] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2957] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2957] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2958] <... futex resumed>) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2957] <... mprotect resumed>) = 0 [pid 2958] <... sendmsg resumed>) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2958] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2958] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2957] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2957] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2959 attached => {parent_tid=[2959]}, 88) = 2959 [pid 2957] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2957] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2957] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2959] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2959] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2959] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2959] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2957] <... futex resumed>) = 0 [pid 2957] exit_group(0 [pid 2958] <... futex resumed>) = ? [pid 2957] <... exit_group resumed>) = ? [pid 2958] +++ exited with 0 +++ [pid 2959] <... futex resumed>) = ? [pid 2959] +++ exited with 0 +++ [pid 2957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2957, 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=0x5555735a8690) = 2960 ./strace-static-x86_64: Process 2960 attached [pid 2960] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2960] setpgid(0, 0) = 0 [pid 2960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2960] write(3, "1000", 4) = 4 [pid 2960] close(3) = 0 [pid 2960] write(1, "executing program\n", 18executing program ) = 18 [pid 2960] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2960] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2960] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2960] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2960] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2961 attached => {parent_tid=[2961]}, 88) = 2961 [pid 2960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2960] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2960] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2961] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2961] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2961] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2961] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2960] <... futex resumed>) = 0 [pid 2960] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2960] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2960] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2960] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2960] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2962]}, 88) = 2962 [pid 2961] <... sendmsg resumed>) = 0 [pid 2960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2960] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2960] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2962 attached [pid 2962] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2962] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2962] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2962] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2960] <... futex resumed>) = 0 [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2962] <... futex resumed>) = 1 [pid 2962] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2961] <... sendmsg resumed>) = 0 [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2961] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2961] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2960] exit_group(0) = ? [pid 2961] <... futex resumed>) = ? [pid 2962] <... futex resumed>) = ? [pid 2961] +++ exited with 0 +++ [pid 2962] +++ exited with 0 +++ [pid 2960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2960, 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=0x5555735a8690) = 2963 ./strace-static-x86_64: Process 2963 attached [pid 2963] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2963] setpgid(0, 0) = 0 [pid 2963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2963] write(3, "1000", 4) = 4 [pid 2963] close(3executing program ) = 0 [pid 2963] write(1, "executing program\n", 18) = 18 [pid 2963] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2963] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2963] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2963] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2963] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2964]}, 88) = 2964 ./strace-static-x86_64: Process 2964 attached [pid 2963] rt_sigprocmask(SIG_SETMASK, [], [pid 2964] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2964] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2963] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2964] <... futex resumed>) = 0 [pid 2964] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2963] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2964] <... socketpair resumed>[3, 4]) = 0 [pid 2964] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2964] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2963] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2964] <... futex resumed>) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2963] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2964] <... sendmsg resumed>) = 0 [pid 2963] <... futex resumed>) = 0 [pid 2963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2963] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2964] <... sendmsg resumed>) = 0 [pid 2963] <... mprotect resumed>) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2963] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2963] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2964] <... sendmsg resumed>) = 0 [pid 2963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2963] <... clone3 resumed> => {parent_tid=[2965]}, 88) = 2965 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2963] rt_sigprocmask(SIG_SETMASK, [], [pid 2964] <... sendmsg resumed>) = 0 [pid 2963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2963] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2963] <... futex resumed>) = 0 [pid 2964] <... sendmsg resumed>) = 0 [pid 2963] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2964] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2964] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2965 attached [pid 2965] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2965] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2965] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2965] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2963] <... futex resumed>) = 0 [pid 2963] exit_group(0 [pid 2965] <... futex resumed>) = 1 [pid 2964] <... futex resumed>) = ? [pid 2963] <... exit_group resumed>) = ? [pid 2965] +++ exited with 0 +++ [pid 2964] +++ exited with 0 +++ [pid 2963] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2963, 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=0x5555735a8690) = 2966 ./strace-static-x86_64: Process 2966 attached [pid 2966] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2966] setpgid(0, 0) = 0 [pid 2966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2966] write(3, "1000", 4) = 4 [pid 2966] close(3) = 0 executing program [pid 2966] write(1, "executing program\n", 18) = 18 [pid 2966] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2966] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2966] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2966] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2966] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2966] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2967]}, 88) = 2967 ./strace-static-x86_64: Process 2967 attached [pid 2966] rt_sigprocmask(SIG_SETMASK, [], [pid 2967] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2967] rt_sigprocmask(SIG_SETMASK, [], [pid 2966] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2966] <... futex resumed>) = 0 [pid 2967] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2966] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2967] <... socketpair resumed>[3, 4]) = 0 [pid 2967] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2966] <... futex resumed>) = 0 [pid 2967] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2966] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2966] <... futex resumed>) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2966] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2967] <... sendmsg resumed>) = 0 [pid 2966] <... futex resumed>) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2967] <... sendmsg resumed>) = 0 [pid 2966] <... mmap resumed>) = 0x7f6c2d581000 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2966] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2967] <... sendmsg resumed>) = 0 [pid 2966] <... mprotect resumed>) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2966] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2967] <... sendmsg resumed>) = 0 [pid 2966] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2966] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2967] <... sendmsg resumed>) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2966] <... clone3 resumed> => {parent_tid=[2968]}, 88) = 2968 [pid 2967] <... sendmsg resumed>) = 0 [pid 2966] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 2968 attached [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2967] <... sendmsg resumed>) = 0 [pid 2966] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2968] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2966] <... futex resumed>) = 0 [pid 2967] <... sendmsg resumed>) = 0 [pid 2966] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2968] <... set_robust_list resumed>) = 0 [pid 2967] <... sendmsg resumed>) = 0 [pid 2967] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2967] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2967] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2968] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2968] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2966] <... futex resumed>) = 0 [pid 2968] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2966] exit_group(0 [pid 2968] <... futex resumed>) = ? [pid 2967] <... futex resumed>) = ? [pid 2966] <... exit_group resumed>) = ? [pid 2968] +++ exited with 0 +++ [pid 2967] +++ exited with 0 +++ [pid 2966] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2966, 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 2969 attached , child_tidptr=0x5555735a8690) = 2969 [pid 2969] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2969] setpgid(0, 0) = 0 [pid 2969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2969] write(3, "1000", 4) = 4 [pid 2969] close(3) = 0 [pid 2969] write(1, "executing program\n", 18executing program ) = 18 [pid 2969] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2969] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2969] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2969] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2969] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2969] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2970 attached => {parent_tid=[2970]}, 88) = 2970 [pid 2969] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2969] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2969] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2970] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2970] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2970] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2970] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2969] <... futex resumed>) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2969] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2970] <... sendmsg resumed>) = 0 [pid 2969] <... futex resumed>) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2969] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2970] <... sendmsg resumed>) = 0 [pid 2969] <... futex resumed>) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2970] <... sendmsg resumed>) = 0 [pid 2969] <... mmap resumed>) = 0x7f6c2d581000 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2969] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2970] <... sendmsg resumed>) = 0 [pid 2969] <... mprotect resumed>) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2969] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2970] <... sendmsg resumed>) = 0 [pid 2969] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2969] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2971 attached [pid 2970] <... sendmsg resumed>) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2969] <... clone3 resumed> => {parent_tid=[2971]}, 88) = 2971 [pid 2970] <... sendmsg resumed>) = 0 [pid 2969] rt_sigprocmask(SIG_SETMASK, [], [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2970] <... sendmsg resumed>) = 0 [pid 2969] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2969] <... futex resumed>) = 0 [pid 2970] <... sendmsg resumed>) = 0 [pid 2969] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2971] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2970] <... sendmsg resumed>) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2971] <... set_robust_list resumed>) = 0 [pid 2970] <... sendmsg resumed>) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2970] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2971] rt_sigprocmask(SIG_SETMASK, [], [pid 2970] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2970] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2971] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2971] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2969] <... futex resumed>) = 0 [pid 2971] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2969] exit_group(0 [pid 2971] <... futex resumed>) = ? [pid 2970] <... futex resumed>) = ? [pid 2969] <... exit_group resumed>) = ? [pid 2971] +++ exited with 0 +++ [pid 2970] +++ exited with 0 +++ [pid 2969] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2969, 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=0x5555735a8690) = 2972 ./strace-static-x86_64: Process 2972 attached [pid 2972] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2972] setpgid(0, 0) = 0 [pid 2972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2972] write(3, "1000", 4) = 4 [pid 2972] close(3executing program ) = 0 [pid 2972] write(1, "executing program\n", 18) = 18 [pid 2972] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2972] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2972] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2972] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2972] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2972] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2972] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2973]}, 88) = 2973 ./strace-static-x86_64: Process 2973 attached [pid 2972] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2972] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2972] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2973] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2973] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2973] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2973] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2972] <... futex resumed>) = 0 [pid 2972] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2972] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2972] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2972] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2972] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2972] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2974 attached [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2972] <... clone3 resumed> => {parent_tid=[2974]}, 88) = 2974 [pid 2972] rt_sigprocmask(SIG_SETMASK, [], [pid 2974] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2974] rt_sigprocmask(SIG_SETMASK, [], [pid 2972] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2972] <... futex resumed>) = 0 [pid 2974] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2972] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2974] <... setsockopt resumed>) = 0 [pid 2974] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2972] <... futex resumed>) = 0 [pid 2974] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2973] <... sendmsg resumed>) = 0 [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2973] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2973] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2972] exit_group(0 [pid 2973] <... futex resumed>) = ? [pid 2973] +++ exited with 0 +++ [pid 2974] <... futex resumed>) = ? [pid 2972] <... exit_group resumed>) = ? [pid 2974] +++ exited with 0 +++ [pid 2972] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2972, 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=0x5555735a8690) = 2975 ./strace-static-x86_64: Process 2975 attached [pid 2975] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2975] setpgid(0, 0) = 0 [pid 2975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2975] write(3, "1000", 4) = 4 [pid 2975] close(3) = 0 [pid 2975] write(1, "executing program\n", 18executing program ) = 18 [pid 2975] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2975] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2975] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2975] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2975] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2975] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2976]}, 88) = 2976 [pid 2975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2975] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2975] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2976 attached [pid 2976] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2976] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2976] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2975] <... futex resumed>) = 0 [pid 2975] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2975] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2975] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2975] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2975] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2977 attached [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2977] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2977] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2977] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2975] <... clone3 resumed> => {parent_tid=[2977]}, 88) = 2977 [pid 2975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2975] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2977] <... futex resumed>) = 0 [pid 2977] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2977] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2977] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2975] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2976] <... sendmsg resumed>) = 0 [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2976] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2976] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2975] exit_group(0 [pid 2977] <... futex resumed>) = ? [pid 2976] <... futex resumed>) = ? [pid 2975] <... exit_group resumed>) = ? [pid 2977] +++ exited with 0 +++ [pid 2976] +++ exited with 0 +++ [pid 2975] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2975, 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=0x5555735a8690) = 2978 ./strace-static-x86_64: Process 2978 attached [pid 2978] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2978] setpgid(0, 0) = 0 [pid 2978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2978] write(3, "1000", 4) = 4 [pid 2978] close(3) = 0 [pid 2978] write(1, "executing program\n", 18executing program ) = 18 [pid 2978] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2978] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2978] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2978] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2978] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2979 attached => {parent_tid=[2979]}, 88) = 2979 [pid 2978] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2978] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2978] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2979] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2979] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2979] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2978] <... futex resumed>) = 0 [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2978] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2979] <... sendmsg resumed>) = 0 [pid 2978] <... futex resumed>) = 0 [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2978] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2979] <... sendmsg resumed>) = 0 [pid 2978] <... futex resumed>) = 0 [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2979] <... sendmsg resumed>) = 0 [pid 2978] <... mmap resumed>) = 0x7f6c2d581000 [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2978] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2979] <... sendmsg resumed>) = 0 [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2979] <... sendmsg resumed>) = 0 [pid 2978] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2980 attached [pid 2979] <... sendmsg resumed>) = 0 [pid 2980] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2978] <... clone3 resumed> => {parent_tid=[2980]}, 88) = 2980 [pid 2980] <... set_robust_list resumed>) = 0 [pid 2978] rt_sigprocmask(SIG_SETMASK, [], [pid 2980] rt_sigprocmask(SIG_SETMASK, [], [pid 2978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2978] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2980] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2978] <... futex resumed>) = 0 [pid 2980] <... setsockopt resumed>) = 0 [pid 2978] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2980] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2978] <... futex resumed>) = 0 [pid 2980] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2979] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2979] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2978] exit_group(0 [pid 2980] <... futex resumed>) = ? [pid 2979] <... futex resumed>) = ? [pid 2978] <... exit_group resumed>) = ? [pid 2980] +++ exited with 0 +++ [pid 2979] +++ exited with 0 +++ [pid 2978] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2978, 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=0x5555735a8690) = 2981 ./strace-static-x86_64: Process 2981 attached [pid 2981] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2981] setpgid(0, 0) = 0 [pid 2981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2981] write(3, "1000", 4) = 4 [pid 2981] close(3) = 0 [pid 2981] write(1, "executing program\n", 18executing program ) = 18 [pid 2981] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2981] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2981] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2981] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2981] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2982]}, 88) = 2982 [pid 2981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2981] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2981] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2982 attached [pid 2982] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2982] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2982] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2982] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2981] <... futex resumed>) = 0 [pid 2981] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2981] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2981] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2982] <... futex resumed>) = 1 [pid 2981] <... mprotect resumed>) = 0 [pid 2981] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2981] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 2983 attached => {parent_tid=[2983]}, 88) = 2983 [pid 2983] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2982] <... sendmsg resumed>) = 0 [pid 2981] rt_sigprocmask(SIG_SETMASK, [], [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2983] <... set_robust_list resumed>) = 0 [pid 2981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2981] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2983] rt_sigprocmask(SIG_SETMASK, [], [pid 2982] <... sendmsg resumed>) = 0 [pid 2981] <... futex resumed>) = 0 [pid 2983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2981] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2983] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2983] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2981] <... futex resumed>) = 0 [pid 2982] <... sendmsg resumed>) = 0 [pid 2983] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2982] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2982] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2981] exit_group(0) = ? [pid 2982] <... futex resumed>) = ? [pid 2983] <... futex resumed>) = ? [pid 2983] +++ exited with 0 +++ [pid 2982] +++ exited with 0 +++ [pid 2981] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2981, 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=0x5555735a8690) = 2984 ./strace-static-x86_64: Process 2984 attached [pid 2984] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2984] setpgid(0, 0) = 0 [pid 2984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2984] write(3, "1000", 4) = 4 [pid 2984] close(3executing program ) = 0 [pid 2984] write(1, "executing program\n", 18) = 18 [pid 2984] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2984] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2984] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2984] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2984] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2984] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2985]}, 88) = 2985 [pid 2984] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2984] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2984] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2985 attached [pid 2985] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2985] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2985] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2984] <... futex resumed>) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2984] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2984] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2985] <... sendmsg resumed>) = 0 [pid 2984] <... futex resumed>) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2985] <... sendmsg resumed>) = 0 [pid 2984] <... mmap resumed>) = 0x7f6c2d581000 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2984] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2985] <... sendmsg resumed>) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2984] <... mprotect resumed>) = 0 [pid 2985] <... sendmsg resumed>) = 0 [pid 2984] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2984] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2985] <... sendmsg resumed>) = 0 [pid 2984] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2984] <... clone3 resumed> => {parent_tid=[2986]}, 88) = 2986 [pid 2984] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2984] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2984] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2985] <... sendmsg resumed>) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 2986 attached ) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2986] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2986] <... set_robust_list resumed>) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2986] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2986] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2986] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2986] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2985] <... sendmsg resumed>) = 0 [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2985] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2985] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2984] <... futex resumed>) = 0 [pid 2984] exit_group(0) = ? [pid 2986] <... futex resumed>) = ? [pid 2985] <... futex resumed>) = ? [pid 2986] +++ exited with 0 +++ [pid 2985] +++ exited with 0 +++ [pid 2984] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2984, 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=0x5555735a8690) = 2987 ./strace-static-x86_64: Process 2987 attached [pid 2987] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2987] setpgid(0, 0) = 0 [pid 2987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2987] write(3, "1000", 4) = 4 [pid 2987] close(3) = 0 [pid 2987] write(1, "executing program\n", 18executing program ) = 18 [pid 2987] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2987] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2987] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2987] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2987] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2988]}, 88) = 2988 [pid 2987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2987] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2987] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2988 attached [pid 2988] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2988] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2988] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2987] <... futex resumed>) = 0 [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2987] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2987] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2988] <... sendmsg resumed>) = 0 [pid 2987] <... mmap resumed>) = 0x7f6c2d581000 [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2987] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2988] <... sendmsg resumed>) = 0 [pid 2987] <... mprotect resumed>) = 0 [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2987] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2988] <... sendmsg resumed>) = 0 [pid 2987] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2988] <... sendmsg resumed>) = 0 [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2987] <... clone3 resumed> => {parent_tid=[2989]}, 88) = 2989 [pid 2987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2987] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2988] <... sendmsg resumed>) = 0 [pid 2987] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 2989 attached ) = 0 [pid 2989] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2989] rt_sigprocmask(SIG_SETMASK, [], [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2989] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2988] <... sendmsg resumed>) = 0 [pid 2989] <... setsockopt resumed>) = 0 [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2989] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2988] <... sendmsg resumed>) = 0 [pid 2987] <... futex resumed>) = 0 [pid 2989] <... futex resumed>) = 1 [pid 2989] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2988] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2988] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2987] exit_group(0) = ? [pid 2989] <... futex resumed>) = ? [pid 2989] +++ exited with 0 +++ [pid 2988] <... futex resumed>) = ? [pid 2988] +++ exited with 0 +++ [pid 2987] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2987, 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=0x5555735a8690) = 2990 ./strace-static-x86_64: Process 2990 attached [pid 2990] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2990] setpgid(0, 0) = 0 [pid 2990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2990] write(3, "1000", 4) = 4 [pid 2990] close(3) = 0 [pid 2990] write(1, "executing program\n", 18executing program ) = 18 [pid 2990] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2990] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2990] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2990] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2990] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 2991 attached => {parent_tid=[2991]}, 88) = 2991 [pid 2991] set_robust_list(0x7f6c2d5c29a0, 24 [pid 2990] rt_sigprocmask(SIG_SETMASK, [], [pid 2991] <... set_robust_list resumed>) = 0 [pid 2990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2991] rt_sigprocmask(SIG_SETMASK, [], [pid 2990] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2990] <... futex resumed>) = 0 [pid 2991] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2990] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2991] <... socketpair resumed>[3, 4]) = 0 [pid 2991] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2991] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2990] <... futex resumed>) = 0 [pid 2990] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2990] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2990] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2991] <... futex resumed>) = 0 [pid 2990] <... mprotect resumed>) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2990] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2990] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2991] <... sendmsg resumed>) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2990] <... clone3 resumed> => {parent_tid=[2992]}, 88) = 2992 [pid 2991] <... sendmsg resumed>) = 0 [pid 2990] rt_sigprocmask(SIG_SETMASK, [], [pid 2991] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2991] <... futex resumed>) = 0 [pid 2990] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2991] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2990] <... futex resumed>) = 0 ./strace-static-x86_64: Process 2992 attached [pid 2992] set_robust_list(0x7f6c2d5a19a0, 24 [pid 2990] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2992] <... set_robust_list resumed>) = 0 [pid 2992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2992] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2992] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2992] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2990] <... futex resumed>) = 0 [pid 2990] exit_group(0 [pid 2991] <... futex resumed>) = ? [pid 2990] <... exit_group resumed>) = ? [pid 2991] +++ exited with 0 +++ [pid 2992] <... futex resumed>) = ? [pid 2992] +++ exited with 0 +++ [pid 2990] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2990, 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=0x5555735a8690) = 2993 ./strace-static-x86_64: Process 2993 attached [pid 2993] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2993] setpgid(0, 0) = 0 [pid 2993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2993] write(3, "1000", 4) = 4 [pid 2993] close(3) = 0 [pid 2993] write(1, "executing program\n", 18executing program ) = 18 [pid 2993] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2993] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2993] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2993] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2993] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2994]}, 88) = 2994 ./strace-static-x86_64: Process 2994 attached [pid 2993] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2993] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2993] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2994] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2994] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2994] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2994] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2994] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2993] <... futex resumed>) = 0 [pid 2993] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2993] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2994] <... futex resumed>) = 0 [pid 2993] <... mmap resumed>) = 0x7f6c2d581000 [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2993] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 2994] <... sendmsg resumed>) = 0 [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2993] <... mprotect resumed>) = 0 [pid 2993] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2993] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2995]}, 88) = 2995 [pid 2994] <... sendmsg resumed>) = 0 [pid 2993] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2993] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2993] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2995 attached [pid 2995] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2995] rt_sigprocmask(SIG_SETMASK, [], [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2995] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2995] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2993] <... futex resumed>) = 0 [pid 2995] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2994] <... sendmsg resumed>) = 0 [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2994] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2994] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2993] exit_group(0 [pid 2994] <... futex resumed>) = ? [pid 2993] <... exit_group resumed>) = ? [pid 2995] <... futex resumed>) = ? [pid 2994] +++ exited with 0 +++ [pid 2995] +++ exited with 0 +++ [pid 2993] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2993, 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=0x5555735a8690) = 2996 ./strace-static-x86_64: Process 2996 attached [pid 2996] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2996] setpgid(0, 0) = 0 [pid 2996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2996] write(3, "1000", 4) = 4 [pid 2996] close(3executing program ) = 0 [pid 2996] write(1, "executing program\n", 18) = 18 [pid 2996] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2996] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2996] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2996] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2996] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[2997]}, 88) = 2997 ./strace-static-x86_64: Process 2997 attached [pid 2996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2996] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2996] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2997] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 2997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2997] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2997] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2996] <... futex resumed>) = 0 [pid 2996] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2996] <... futex resumed>) = 0 [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2996] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2996] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2996] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[2998]}, 88) = 2998 [pid 2996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2996] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2996] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2998 attached [pid 2998] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 2998] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2998] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2998] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2996] <... futex resumed>) = 0 [pid 2998] <... futex resumed>) = 1 [pid 2998] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2997] <... sendmsg resumed>) = 0 [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2997] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2997] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2996] exit_group(0) = ? [pid 2997] <... futex resumed>) = ? [pid 2998] <... futex resumed>) = ? [pid 2997] +++ exited with 0 +++ [pid 2998] +++ exited with 0 +++ [pid 2996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2996, 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=0x5555735a8690) = 2999 ./strace-static-x86_64: Process 2999 attached [pid 2999] set_robust_list(0x5555735a86a0, 24) = 0 [pid 2999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2999] setpgid(0, 0) = 0 [pid 2999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2999] write(3, "1000", 4) = 4 [pid 2999] close(3) = 0 executing program [pid 2999] write(1, "executing program\n", 18) = 18 [pid 2999] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 2999] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 2999] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2999] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3000]}, 88) = 3000 [pid 2999] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2999] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3000 attached [pid 3000] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3000] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3000] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2999] <... futex resumed>) = 0 [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2999] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 2999] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2999] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3001]}, 88) = 3001 [pid 3000] <... sendmsg resumed>) = 0 [pid 2999] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2999] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3001 attached [pid 3001] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3001] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3001] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3001] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2999] <... futex resumed>) = 0 [pid 3001] <... futex resumed>) = 1 [pid 3001] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3000] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3000] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2999] exit_group(0) = ? [pid 3000] <... futex resumed>) = ? [pid 3000] +++ exited with 0 +++ [pid 3001] <... futex resumed>) = ? [pid 3001] +++ exited with 0 +++ [pid 2999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2999, 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=0x5555735a8690) = 3002 ./strace-static-x86_64: Process 3002 attached [pid 3002] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3002] setpgid(0, 0) = 0 [pid 3002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3002] write(3, "1000", 4) = 4 [pid 3002] close(3) = 0 [pid 3002] write(1, "executing program\n", 18executing program ) = 18 [pid 3002] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3002] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3002] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3002] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3002] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3003 attached => {parent_tid=[3003]}, 88) = 3003 [pid 3003] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3002] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3003] <... set_robust_list resumed>) = 0 [pid 3003] rt_sigprocmask(SIG_SETMASK, [], [pid 3002] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3002] <... futex resumed>) = 0 [pid 3003] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3002] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3003] <... socketpair resumed>[3, 4]) = 0 [pid 3003] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3003] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3002] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3003] <... futex resumed>) = 0 [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3002] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3002] <... futex resumed>) = 0 [pid 3003] <... sendmsg resumed>) = 0 [pid 3002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3002] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3002] <... mprotect resumed>) = 0 [pid 3002] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3004]}, 88) = 3004 [pid 3002] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3002] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3002] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3004 attached [pid 3004] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3004] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3004] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3004] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3002] <... futex resumed>) = 0 [pid 3004] <... futex resumed>) = 1 [pid 3004] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3003] <... sendmsg resumed>) = 0 [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3003] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3003] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3002] exit_group(0) = ? [pid 3004] <... futex resumed>) = ? [pid 3003] <... futex resumed>) = ? [pid 3004] +++ exited with 0 +++ [pid 3003] +++ exited with 0 +++ [pid 3002] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3002, 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=0x5555735a8690) = 3005 ./strace-static-x86_64: Process 3005 attached [pid 3005] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3005] setpgid(0, 0) = 0 [pid 3005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3005] write(3, "1000", 4) = 4 [pid 3005] close(3) = 0 executing program [pid 3005] write(1, "executing program\n", 18) = 18 [pid 3005] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3005] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3005] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3005] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3006 attached [pid 3006] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3005] <... clone3 resumed> => {parent_tid=[3006]}, 88) = 3006 [pid 3006] <... set_robust_list resumed>) = 0 [pid 3006] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3006] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3005] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3005] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3006] <... futex resumed>) = 0 [pid 3006] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3006] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3005] <... futex resumed>) = 0 [pid 3005] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3005] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3005] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3006] <... futex resumed>) = 1 [pid 3005] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3007]}, 88) = 3007 [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3005] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3007 attached [pid 3007] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3007] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3007] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3007] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3005] <... futex resumed>) = 0 [pid 3007] <... futex resumed>) = 1 [pid 3006] <... sendmsg resumed>) = 0 [pid 3007] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3006] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3006] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3005] exit_group(0 [pid 3006] <... futex resumed>) = ? [pid 3005] <... exit_group resumed>) = ? [pid 3006] +++ exited with 0 +++ [pid 3007] <... futex resumed>) = ? [pid 3007] +++ exited with 0 +++ [pid 3005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3005, 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=0x5555735a8690) = 3008 ./strace-static-x86_64: Process 3008 attached [pid 3008] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3008] setpgid(0, 0) = 0 [pid 3008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3008] write(3, "1000", 4) = 4 [pid 3008] close(3) = 0 [pid 3008] write(1, "executing program\n", 18executing program ) = 18 [pid 3008] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3008] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3008] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3008] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3008] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3009 attached => {parent_tid=[3009]}, 88) = 3009 [pid 3009] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3009] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3009] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3008] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3009] <... futex resumed>) = 0 [pid 3008] <... futex resumed>) = 1 [pid 3009] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3008] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3009] <... socketpair resumed>[3, 4]) = 0 [pid 3009] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3008] <... futex resumed>) = 0 [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3008] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3009] <... sendmsg resumed>) = 0 [pid 3008] <... futex resumed>) = 0 [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3008] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3009] <... sendmsg resumed>) = 0 [pid 3008] <... futex resumed>) = 0 [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3009] <... sendmsg resumed>) = 0 [pid 3008] <... mmap resumed>) = 0x7f6c2d581000 [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3008] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3009] <... sendmsg resumed>) = 0 [pid 3008] <... mprotect resumed>) = 0 [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3008] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3009] <... sendmsg resumed>) = 0 [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3010 attached [pid 3009] <... sendmsg resumed>) = 0 [pid 3008] <... clone3 resumed> => {parent_tid=[3010]}, 88) = 3010 [pid 3008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3008] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3008] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3010] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3010] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3010] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3008] <... futex resumed>) = 0 [pid 3010] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3009] <... sendmsg resumed>) = 0 [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3009] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3009] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3008] exit_group(0 [pid 3009] <... futex resumed>) = ? [pid 3008] <... exit_group resumed>) = ? [pid 3009] +++ exited with 0 +++ [pid 3010] <... futex resumed>) = ? [pid 3010] +++ exited with 0 +++ [pid 3008] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3008, 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=0x5555735a8690) = 3011 ./strace-static-x86_64: Process 3011 attached [pid 3011] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3011] setpgid(0, 0) = 0 [pid 3011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3011] write(3, "1000", 4) = 4 executing program [pid 3011] close(3) = 0 [pid 3011] write(1, "executing program\n", 18) = 18 [pid 3011] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3011] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3011] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3011] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3011] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3011] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3011] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3012 attached => {parent_tid=[3012]}, 88) = 3012 [pid 3012] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3011] rt_sigprocmask(SIG_SETMASK, [], [pid 3012] <... set_robust_list resumed>) = 0 [pid 3011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3012] rt_sigprocmask(SIG_SETMASK, [], [pid 3011] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3011] <... futex resumed>) = 0 [pid 3012] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3011] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3012] <... socketpair resumed>[3, 4]) = 0 [pid 3012] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3012] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3011] <... futex resumed>) = 0 [pid 3011] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3012] <... futex resumed>) = 0 [pid 3011] <... futex resumed>) = 1 [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3011] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3012] <... sendmsg resumed>) = 0 [pid 3011] <... futex resumed>) = 0 [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3011] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3012] <... sendmsg resumed>) = 0 [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3011] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3012] <... sendmsg resumed>) = 0 [pid 3011] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3011] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3013 attached ) = 0 [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3011] <... clone3 resumed> => {parent_tid=[3013]}, 88) = 3013 [pid 3012] <... sendmsg resumed>) = 0 [pid 3011] rt_sigprocmask(SIG_SETMASK, [], [pid 3013] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3012] <... sendmsg resumed>) = 0 [pid 3011] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3011] <... futex resumed>) = 0 [pid 3012] <... sendmsg resumed>) = 0 [pid 3011] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3013] <... set_robust_list resumed>) = 0 [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3013] rt_sigprocmask(SIG_SETMASK, [], [pid 3012] <... sendmsg resumed>) = 0 [pid 3013] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3013] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3012] <... sendmsg resumed>) = 0 [pid 3013] <... setsockopt resumed>) = 0 [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3013] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3012] <... sendmsg resumed>) = 0 [pid 3013] <... futex resumed>) = 1 [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3011] <... futex resumed>) = 0 [pid 3013] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3012] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3012] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3011] exit_group(0 [pid 3013] <... futex resumed>) = ? [pid 3012] <... futex resumed>) = ? [pid 3011] <... exit_group resumed>) = ? [pid 3013] +++ exited with 0 +++ [pid 3012] +++ exited with 0 +++ [pid 3011] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3011, 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=0x5555735a8690) = 3014 ./strace-static-x86_64: Process 3014 attached [pid 3014] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3014] setpgid(0, 0) = 0 [pid 3014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3014] write(3, "1000", 4) = 4 [pid 3014] close(3) = 0 executing program [pid 3014] write(1, "executing program\n", 18) = 18 [pid 3014] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3014] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3014] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3014] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3014] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3014] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3014] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3015 attached => {parent_tid=[3015]}, 88) = 3015 [pid 3015] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3014] rt_sigprocmask(SIG_SETMASK, [], [pid 3015] <... set_robust_list resumed>) = 0 [pid 3014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3015] rt_sigprocmask(SIG_SETMASK, [], [pid 3014] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3014] <... futex resumed>) = 0 [pid 3015] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3014] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3015] <... socketpair resumed>[3, 4]) = 0 [pid 3015] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3015] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3014] <... futex resumed>) = 0 [pid 3014] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3015] <... futex resumed>) = 0 [pid 3014] <... futex resumed>) = 1 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3014] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3015] <... sendmsg resumed>) = 0 [pid 3014] <... futex resumed>) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3014] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3015] <... sendmsg resumed>) = 0 [pid 3014] <... mmap resumed>) = 0x7f6c2d581000 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3014] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3015] <... sendmsg resumed>) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3014] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3015] <... sendmsg resumed>) = 0 [pid 3014] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3014] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3016 attached [pid 3014] <... clone3 resumed> => {parent_tid=[3016]}, 88) = 3016 [pid 3014] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3014] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3014] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3015] <... sendmsg resumed>) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3016] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3015] <... sendmsg resumed>) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3015] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3016] <... set_robust_list resumed>) = 0 [pid 3016] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3016] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3016] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3014] <... futex resumed>) = 0 [pid 3016] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3014] exit_group(0 [pid 3016] <... futex resumed>) = ? [pid 3015] <... futex resumed>) = ? [pid 3014] <... exit_group resumed>) = ? [pid 3016] +++ exited with 0 +++ [pid 3015] +++ exited with 0 +++ [pid 3014] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3014, 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=0x5555735a8690) = 3017 ./strace-static-x86_64: Process 3017 attached [pid 3017] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3017] setpgid(0, 0) = 0 [pid 3017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3017] write(3, "1000", 4executing program ) = 4 [pid 3017] close(3) = 0 [pid 3017] write(1, "executing program\n", 18) = 18 [pid 3017] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3017] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3017] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3017] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3017] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3017] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3017] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3018 attached => {parent_tid=[3018]}, 88) = 3018 [pid 3017] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3017] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3017] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3018] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3018] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3018] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3018] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3017] <... futex resumed>) = 0 [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3017] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3018] <... sendmsg resumed>) = 0 [pid 3017] <... futex resumed>) = 0 [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3017] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3018] <... sendmsg resumed>) = 0 [pid 3017] <... futex resumed>) = 0 [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3017] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3018] <... sendmsg resumed>) = 0 [pid 3017] <... mmap resumed>) = 0x7f6c2d581000 [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3017] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3018] <... sendmsg resumed>) = 0 [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3017] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3018] <... sendmsg resumed>) = 0 [pid 3017] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3017] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3019]}, 88) = 3019 [pid 3017] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3017] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3017] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3019 attached [pid 3019] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3019] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3019] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3017] <... futex resumed>) = 0 [pid 3018] <... sendmsg resumed>) = 0 [pid 3019] <... futex resumed>) = 1 [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3018] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3018] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3017] exit_group(0) = ? [pid 3018] <... futex resumed>) = ? [pid 3019] <... futex resumed>) = ? [pid 3019] +++ exited with 0 +++ [pid 3018] +++ exited with 0 +++ [pid 3017] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3017, 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=0x5555735a8690) = 3020 ./strace-static-x86_64: Process 3020 attached [pid 3020] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3020] setpgid(0, 0) = 0 [pid 3020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3020] write(3, "1000", 4) = 4 [pid 3020] close(3) = 0 [pid 3020] write(1, "executing program\n", 18executing program ) = 18 [pid 3020] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3020] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3020] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3020] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3020] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3021]}, 88) = 3021 [pid 3020] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3020] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3020] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3021 attached [pid 3021] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3021] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3021] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3021] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3020] <... futex resumed>) = 0 [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3020] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3020] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3020] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3020] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3021] <... sendmsg resumed>) = 0 [pid 3020] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3020] <... clone3 resumed> => {parent_tid=[3022]}, 88) = 3022 ./strace-static-x86_64: Process 3022 attached [pid 3020] rt_sigprocmask(SIG_SETMASK, [], [pid 3021] <... sendmsg resumed>) = 0 [pid 3020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3020] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3020] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3022] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3022] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3022] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3020] <... futex resumed>) = 0 [pid 3022] <... futex resumed>) = 1 [pid 3022] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3021] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3021] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3020] exit_group(0 [pid 3021] <... futex resumed>) = ? [pid 3020] <... exit_group resumed>) = ? [pid 3022] <... futex resumed>) = ? [pid 3021] +++ exited with 0 +++ [pid 3022] +++ exited with 0 +++ [pid 3020] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3020, 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=0x5555735a8690) = 3023 ./strace-static-x86_64: Process 3023 attached [pid 3023] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3023] setpgid(0, 0) = 0 [pid 3023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3023] write(3, "1000", 4executing program ) = 4 [pid 3023] close(3) = 0 [pid 3023] write(1, "executing program\n", 18) = 18 [pid 3023] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3023] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3023] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3023] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3023] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3024 attached => {parent_tid=[3024]}, 88) = 3024 [pid 3023] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3023] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3023] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3024] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3024] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3024] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3023] <... futex resumed>) = 0 [pid 3023] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3023] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3023] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3023] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3023] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3025]}, 88) = 3025 [pid 3023] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3023] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3023] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3025 attached [pid 3025] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3025] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3025] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3023] <... futex resumed>) = 0 [pid 3025] <... futex resumed>) = 1 [pid 3025] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3024] <... sendmsg resumed>) = 0 [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3023] exit_group(0) = ? [pid 3025] <... futex resumed>) = ? [pid 3024] +++ exited with 0 +++ [pid 3025] +++ exited with 0 +++ [pid 3023] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3023, 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=0x5555735a8690) = 3026 ./strace-static-x86_64: Process 3026 attached [pid 3026] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3026] setpgid(0, 0) = 0 [pid 3026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3026] write(3, "1000", 4) = 4 [pid 3026] close(3) = 0 executing program [pid 3026] write(1, "executing program\n", 18) = 18 [pid 3026] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3026] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3026] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3026] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3026] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3026] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3027]}, 88) = 3027 ./strace-static-x86_64: Process 3027 attached [pid 3026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3026] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3026] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3027] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3027] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3027] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3026] <... futex resumed>) = 0 [pid 3026] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3026] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3026] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3026] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3026] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3026] <... clone3 resumed> => {parent_tid=[3028]}, 88) = 3028 [pid 3026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3026] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3027] <... sendmsg resumed>) = 0 [pid 3026] <... futex resumed>) = 0 [pid 3026] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3028 attached [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3027] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3027] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3028] <... set_robust_list resumed>) = 0 [pid 3028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3028] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3028] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3026] <... futex resumed>) = 0 [pid 3026] exit_group(0) = ? [pid 3027] <... futex resumed>) = ? [pid 3027] +++ exited with 0 +++ [pid 3028] +++ exited with 0 +++ [pid 3026] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3026, 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 3029 attached , child_tidptr=0x5555735a8690) = 3029 [pid 3029] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3029] setpgid(0, 0) = 0 [pid 3029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3029] write(3, "1000", 4) = 4 [pid 3029] close(3) = 0 executing program [pid 3029] write(1, "executing program\n", 18) = 18 [pid 3029] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3029] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3029] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3029] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3029] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3030]}, 88) = 3030 [pid 3029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3029] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3029] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3030 attached [pid 3030] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3030] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3030] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3029] <... futex resumed>) = 0 [pid 3029] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3029] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3029] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3030] <... futex resumed>) = 1 [pid 3029] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3029] <... clone3 resumed> => {parent_tid=[3031]}, 88) = 3031 [pid 3030] <... sendmsg resumed>) = 0 [pid 3029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3029] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3029] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3031 attached [pid 3031] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3031] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3031] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3029] <... futex resumed>) = 0 [pid 3031] <... futex resumed>) = 1 [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3031] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3030] <... sendmsg resumed>) = 0 [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3030] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3030] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3029] exit_group(0 [pid 3030] <... futex resumed>) = ? [pid 3029] <... exit_group resumed>) = ? [pid 3031] <... futex resumed>) = ? [pid 3030] +++ exited with 0 +++ [pid 3031] +++ exited with 0 +++ [pid 3029] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3029, 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=0x5555735a8690) = 3032 ./strace-static-x86_64: Process 3032 attached [pid 3032] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3032] setpgid(0, 0) = 0 [pid 3032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3032] write(3, "1000", 4) = 4 [pid 3032] close(3) = 0 [pid 3032] write(1, "executing program\n", 18executing program ) = 18 [pid 3032] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3032] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3032] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3032] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3032] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3032] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3032] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3033]}, 88) = 3033 ./strace-static-x86_64: Process 3033 attached [pid 3032] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3032] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3032] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3033] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3033] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3033] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3033] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3032] <... futex resumed>) = 0 [pid 3032] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3032] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3032] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3032] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3032] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3032] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3032] <... clone3 resumed> => {parent_tid=[3034]}, 88) = 3034 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3032] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3033] <... sendmsg resumed>) = 0 [pid 3032] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3032] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3033] <... sendmsg resumed>) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3034 attached ) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3034] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3033] <... sendmsg resumed>) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3033] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3033] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3034] <... set_robust_list resumed>) = 0 [pid 3034] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3034] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3034] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3032] <... futex resumed>) = 0 [pid 3032] exit_group(0 [pid 3033] <... futex resumed>) = ? [pid 3032] <... exit_group resumed>) = ? [pid 3033] +++ exited with 0 +++ [pid 3034] +++ exited with 0 +++ [pid 3032] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3032, 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=0x5555735a8690) = 3035 ./strace-static-x86_64: Process 3035 attached [pid 3035] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3035] setpgid(0, 0) = 0 [pid 3035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3035] write(3, "1000", 4) = 4 [pid 3035] close(3) = 0 [pid 3035] write(1, "executing program\n", 18executing program ) = 18 [pid 3035] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3035] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3035] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3035] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3036]}, 88) = 3036 [pid 3035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3035] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3036 attached [pid 3036] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3036] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3036] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3036] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3035] <... futex resumed>) = 0 [pid 3035] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3035] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3035] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3037 attached [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3035] <... clone3 resumed> => {parent_tid=[3037]}, 88) = 3037 [pid 3035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3035] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3036] <... sendmsg resumed>) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3037] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3037] rt_sigprocmask(SIG_SETMASK, [], [pid 3036] <... sendmsg resumed>) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3036] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3037] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3037] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3035] <... futex resumed>) = 0 [pid 3035] exit_group(0 [pid 3036] <... futex resumed>) = ? [pid 3036] +++ exited with 0 +++ [pid 3035] <... exit_group resumed>) = ? [pid 3037] +++ exited with 0 +++ [pid 3035] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3035, 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=0x5555735a8690) = 3038 ./strace-static-x86_64: Process 3038 attached [pid 3038] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3038] setpgid(0, 0) = 0 [pid 3038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3038] write(3, "1000", 4) = 4 [pid 3038] close(3) = 0 [pid 3038] write(1, "executing program\n", 18executing program ) = 18 [pid 3038] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3038] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3038] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3038] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3038] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3039 attached => {parent_tid=[3039]}, 88) = 3039 [pid 3038] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3038] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3038] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3039] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3039] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3039] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3039] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3038] <... futex resumed>) = 0 [pid 3038] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3038] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3038] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3038] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3038] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3040]}, 88) = 3040 [pid 3039] <... sendmsg resumed>) = 0 [pid 3038] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3038] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3038] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3040 attached [pid 3040] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3040] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3040] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3038] <... futex resumed>) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3040] <... futex resumed>) = 1 [pid 3039] <... sendmsg resumed>) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3040] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3039] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3039] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3038] exit_group(0) = ? [pid 3039] <... futex resumed>) = ? [pid 3040] <... futex resumed>) = ? [pid 3040] +++ exited with 0 +++ [pid 3039] +++ exited with 0 +++ [pid 3038] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3038, 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=0x5555735a8690) = 3041 ./strace-static-x86_64: Process 3041 attached [pid 3041] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3041] setpgid(0, 0) = 0 [pid 3041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3041] write(3, "1000", 4) = 4 [pid 3041] close(3executing program ) = 0 [pid 3041] write(1, "executing program\n", 18) = 18 [pid 3041] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3041] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3041] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3041] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3041] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3041] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3042 attached => {parent_tid=[3042]}, 88) = 3042 [pid 3042] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3042] <... set_robust_list resumed>) = 0 [pid 3041] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3042] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3041] <... futex resumed>) = 0 [pid 3042] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3041] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3042] <... socketpair resumed>[3, 4]) = 0 [pid 3042] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3042] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3041] <... futex resumed>) = 0 [pid 3041] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3042] <... futex resumed>) = 0 [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3041] <... mmap resumed>) = 0x7f6c2d581000 [pid 3042] <... sendmsg resumed>) = 0 [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3041] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3042] <... sendmsg resumed>) = 0 [pid 3041] <... mprotect resumed>) = 0 [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3041] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3043 attached [pid 3041] <... clone3 resumed> => {parent_tid=[3043]}, 88) = 3043 [pid 3043] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3041] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3041] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3043] <... set_robust_list resumed>) = 0 [pid 3043] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3043] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3043] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3041] <... futex resumed>) = 0 [pid 3043] <... futex resumed>) = 1 [pid 3043] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3042] <... sendmsg resumed>) = 0 [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3042] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3042] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3041] exit_group(0 [pid 3043] <... futex resumed>) = ? [pid 3041] <... exit_group resumed>) = ? [pid 3042] <... futex resumed>) = ? [pid 3043] +++ exited with 0 +++ [pid 3042] +++ exited with 0 +++ [pid 3041] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3041, 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=0x5555735a8690) = 3044 ./strace-static-x86_64: Process 3044 attached [pid 3044] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3044] setpgid(0, 0) = 0 [pid 3044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3044] write(3, "1000", 4executing program ) = 4 [pid 3044] close(3) = 0 [pid 3044] write(1, "executing program\n", 18) = 18 [pid 3044] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3044] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3044] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3044] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3044] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3044] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3045]}, 88) = 3045 ./strace-static-x86_64: Process 3045 attached [pid 3044] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3044] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3044] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3045] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3045] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3045] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3044] <... futex resumed>) = 0 [pid 3044] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3044] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3044] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3045] <... sendmsg resumed>) = 0 [pid 3044] <... mprotect resumed>) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3044] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3045] <... sendmsg resumed>) = 0 [pid 3044] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3044] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3046 attached [pid 3045] <... sendmsg resumed>) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3044] <... clone3 resumed> => {parent_tid=[3046]}, 88) = 3046 [pid 3045] <... sendmsg resumed>) = 0 [pid 3044] rt_sigprocmask(SIG_SETMASK, [], [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3045] <... sendmsg resumed>) = 0 [pid 3044] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3044] <... futex resumed>) = 0 [pid 3045] <... sendmsg resumed>) = 0 [pid 3044] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3046] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3046] <... set_robust_list resumed>) = 0 [pid 3045] <... sendmsg resumed>) = 0 [pid 3046] rt_sigprocmask(SIG_SETMASK, [], [pid 3045] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3045] <... sendmsg resumed>) = 0 [pid 3046] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3045] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3046] <... setsockopt resumed>) = 0 [pid 3045] <... futex resumed>) = 0 [pid 3046] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3045] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3046] <... futex resumed>) = 1 [pid 3044] <... futex resumed>) = 0 [pid 3046] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3044] exit_group(0 [pid 3046] <... futex resumed>) = ? [pid 3045] <... futex resumed>) = ? [pid 3044] <... exit_group resumed>) = ? [pid 3045] +++ exited with 0 +++ [pid 3046] +++ exited with 0 +++ [pid 3044] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3044, 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=0x5555735a8690) = 3047 ./strace-static-x86_64: Process 3047 attached [pid 3047] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3047] setpgid(0, 0) = 0 [pid 3047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3047] write(3, "1000", 4) = 4 [pid 3047] close(3) = 0 [pid 3047] write(1, "executing program\n", 18executing program ) = 18 [pid 3047] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3047] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3047] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3047] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3047] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3048]}, 88) = 3048 [pid 3047] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3047] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3047] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3048 attached [pid 3048] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3048] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3048] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3048] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3047] <... futex resumed>) = 0 [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3047] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3048] <... sendmsg resumed>) = 0 [pid 3047] <... futex resumed>) = 0 [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3047] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3048] <... sendmsg resumed>) = 0 [pid 3047] <... futex resumed>) = 0 [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3048] <... sendmsg resumed>) = 0 [pid 3047] <... mmap resumed>) = 0x7f6c2d581000 [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3047] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3048] <... sendmsg resumed>) = 0 [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3047] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3048] <... sendmsg resumed>) = 0 [pid 3047] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3048] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3049 attached [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3047] <... clone3 resumed> => {parent_tid=[3049]}, 88) = 3049 [pid 3048] <... sendmsg resumed>) = 0 [pid 3047] rt_sigprocmask(SIG_SETMASK, [], [pid 3049] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3049] <... set_robust_list resumed>) = 0 [pid 3048] <... sendmsg resumed>) = 0 [pid 3047] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3049] rt_sigprocmask(SIG_SETMASK, [], [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3047] <... futex resumed>) = 0 [pid 3049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3048] <... sendmsg resumed>) = 0 [pid 3047] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3049] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3049] <... setsockopt resumed>) = 0 [pid 3048] <... sendmsg resumed>) = 0 [pid 3049] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3049] <... futex resumed>) = 1 [pid 3048] <... sendmsg resumed>) = 0 [pid 3047] <... futex resumed>) = 0 [pid 3049] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3048] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3048] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3047] exit_group(0) = ? [pid 3048] <... futex resumed>) = ? [pid 3049] <... futex resumed>) = ? [pid 3048] +++ exited with 0 +++ [pid 3049] +++ exited with 0 +++ [pid 3047] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3047, 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 3050 attached , child_tidptr=0x5555735a8690) = 3050 [pid 3050] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3050] setpgid(0, 0) = 0 [pid 3050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3050] write(3, "1000", 4) = 4 [pid 3050] close(3executing program ) = 0 [pid 3050] write(1, "executing program\n", 18) = 18 [pid 3050] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3050] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3050] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3050] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3050] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3050] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3051]}, 88) = 3051 ./strace-static-x86_64: Process 3051 attached [pid 3050] rt_sigprocmask(SIG_SETMASK, [], [pid 3051] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3050] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3050] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3051] <... set_robust_list resumed>) = 0 [pid 3051] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3051] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3051] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3050] <... futex resumed>) = 0 [pid 3050] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3050] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3050] <... mprotect resumed>) = 0 [pid 3051] <... sendmsg resumed>) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3050] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3051] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3051] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3050] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3050] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3052]}, 88) = 3052 ./strace-static-x86_64: Process 3052 attached [pid 3050] rt_sigprocmask(SIG_SETMASK, [], [pid 3052] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3050] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3052] <... set_robust_list resumed>) = 0 [pid 3050] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3052] rt_sigprocmask(SIG_SETMASK, [], [pid 3050] <... futex resumed>) = 0 [pid 3052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3050] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3052] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3052] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3050] <... futex resumed>) = 0 [pid 3050] exit_group(0 [pid 3052] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3050] <... exit_group resumed>) = ? [pid 3051] <... futex resumed>) = ? [pid 3051] +++ exited with 0 +++ [pid 3052] <... futex resumed>) = ? [pid 3052] +++ exited with 0 +++ [pid 3050] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3050, 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=0x5555735a8690) = 3053 ./strace-static-x86_64: Process 3053 attached [pid 3053] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3053] setpgid(0, 0) = 0 [pid 3053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3053] write(3, "1000", 4) = 4 [pid 3053] close(3) = 0 [pid 3053] write(1, "executing program\n", 18executing program ) = 18 [pid 3053] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3053] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3053] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3053] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3053] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3053] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3054]}, 88) = 3054 ./strace-static-x86_64: Process 3054 attached [pid 3053] rt_sigprocmask(SIG_SETMASK, [], [pid 3054] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3054] <... set_robust_list resumed>) = 0 [pid 3053] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3054] rt_sigprocmask(SIG_SETMASK, [], [pid 3053] <... futex resumed>) = 0 [pid 3054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3053] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3054] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3054] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3053] <... futex resumed>) = 0 [pid 3053] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3053] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3053] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3053] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3053] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3055]}, 88) = 3055 [pid 3053] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3053] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3053] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3055 attached [pid 3055] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3055] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3055] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3055] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3053] <... futex resumed>) = 0 [pid 3055] <... futex resumed>) = 1 [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3055] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3054] <... sendmsg resumed>) = 0 [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3054] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3054] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3053] exit_group(0) = ? [pid 3055] <... futex resumed>) = ? [pid 3054] <... futex resumed>) = ? [pid 3054] +++ exited with 0 +++ [pid 3055] +++ exited with 0 +++ [pid 3053] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3053, 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=0x5555735a8690) = 3056 ./strace-static-x86_64: Process 3056 attached [pid 3056] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3056] setpgid(0, 0) = 0 [pid 3056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3056] write(3, "1000", 4) = 4 [pid 3056] close(3executing program ) = 0 [pid 3056] write(1, "executing program\n", 18) = 18 [pid 3056] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3056] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3056] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3056] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3056] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3056] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3057 attached => {parent_tid=[3057]}, 88) = 3057 [pid 3056] rt_sigprocmask(SIG_SETMASK, [], [pid 3057] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3057] <... set_robust_list resumed>) = 0 [pid 3056] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3057] rt_sigprocmask(SIG_SETMASK, [], [pid 3056] <... futex resumed>) = 0 [pid 3057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3056] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3057] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3057] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3056] <... futex resumed>) = 0 [pid 3056] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3056] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3057] <... sendmsg resumed>) = 0 [pid 3056] <... futex resumed>) = 0 [pid 3056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3056] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] <... clone3 resumed> => {parent_tid=[3058]}, 88) = 3058 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3056] rt_sigprocmask(SIG_SETMASK, [], [pid 3057] <... sendmsg resumed>) = 0 [pid 3056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3056] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3056] <... futex resumed>) = 0 [pid 3057] <... sendmsg resumed>) = 0 [pid 3056] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3058 attached ) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3057] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3057] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3058] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3058] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3058] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3058] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3056] <... futex resumed>) = 0 [pid 3056] exit_group(0 [pid 3057] <... futex resumed>) = ? [pid 3056] <... exit_group resumed>) = ? [pid 3057] +++ exited with 0 +++ [pid 3058] +++ exited with 0 +++ [pid 3056] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3056, 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 3059 attached , child_tidptr=0x5555735a8690) = 3059 [pid 3059] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3059] setpgid(0, 0) = 0 [pid 3059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3059] write(3, "1000", 4) = 4 [pid 3059] close(3) = 0 [pid 3059] write(1, "executing program\n", 18executing program ) = 18 [pid 3059] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3059] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3059] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3059] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3059] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3059] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3059] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3060]}, 88) = 3060 [pid 3059] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3059] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3059] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3060 attached [pid 3060] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3060] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3060] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3060] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3060] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3059] <... futex resumed>) = 0 [pid 3059] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3060] <... futex resumed>) = 0 [pid 3059] <... futex resumed>) = 1 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3059] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3060] <... sendmsg resumed>) = 0 [pid 3059] <... futex resumed>) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3059] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3060] <... sendmsg resumed>) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3059] <... mmap resumed>) = 0x7f6c2d581000 [pid 3060] <... sendmsg resumed>) = 0 [pid 3059] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3059] <... mprotect resumed>) = 0 [pid 3060] <... sendmsg resumed>) = 0 [pid 3059] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3059] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3060] <... sendmsg resumed>) = 0 [pid 3059] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] <... clone3 resumed> => {parent_tid=[3061]}, 88) = 3061 ./strace-static-x86_64: Process 3061 attached [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3059] rt_sigprocmask(SIG_SETMASK, [], [pid 3060] <... sendmsg resumed>) = 0 [pid 3059] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3059] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3060] <... sendmsg resumed>) = 0 [pid 3059] <... futex resumed>) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3059] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3061] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3060] <... sendmsg resumed>) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3060] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3060] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3061] <... set_robust_list resumed>) = 0 [pid 3061] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3061] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3061] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3059] <... futex resumed>) = 0 [pid 3061] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3059] exit_group(0 [pid 3061] <... futex resumed>) = ? [pid 3060] <... futex resumed>) = ? [pid 3059] <... exit_group resumed>) = ? [pid 3061] +++ exited with 0 +++ [pid 3060] +++ exited with 0 +++ [pid 3059] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3059, 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=0x5555735a8690) = 3062 ./strace-static-x86_64: Process 3062 attached [pid 3062] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3062] setpgid(0, 0) = 0 [pid 3062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3062] write(3, "1000", 4) = 4 [pid 3062] close(3) = 0 [pid 3062] write(1, "executing program\n", 18executing program ) = 18 [pid 3062] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3062] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3062] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3062] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3062] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3063]}, 88) = 3063 [pid 3062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3062] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3062] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3063 attached [pid 3063] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3063] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3063] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3063] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3062] <... futex resumed>) = 0 [pid 3063] <... futex resumed>) = 1 [pid 3062] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3062] <... futex resumed>) = 0 [pid 3062] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3063] <... sendmsg resumed>) = 0 [pid 3062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3062] <... mmap resumed>) = 0x7f6c2d581000 [pid 3062] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3063] <... sendmsg resumed>) = 0 [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3062] <... mprotect resumed>) = 0 [pid 3063] <... sendmsg resumed>) = 0 [pid 3062] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3062] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3063] <... sendmsg resumed>) = 0 [pid 3062] <... clone3 resumed> => {parent_tid=[3064]}, 88) = 3064 [pid 3062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3062] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3064 attached [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3064] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3063] <... sendmsg resumed>) = 0 [pid 3064] <... set_robust_list resumed>) = 0 [pid 3064] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3064] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3064] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3064] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3063] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3063] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3062] <... futex resumed>) = 1 [pid 3062] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3062] exit_group(0) = ? [pid 3064] <... futex resumed>) = ? [pid 3063] <... futex resumed>) = ? [pid 3064] +++ exited with 0 +++ [pid 3063] +++ exited with 0 +++ [pid 3062] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3062, 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 3065 attached , child_tidptr=0x5555735a8690) = 3065 [pid 3065] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3065] setpgid(0, 0) = 0 [pid 3065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3065] write(3, "1000", 4) = 4 [pid 3065] close(3) = 0 [pid 3065] write(1, "executing program\n", 18executing program ) = 18 [pid 3065] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3065] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3065] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3065] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3065] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3065] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3065] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3066]}, 88) = 3066 ./strace-static-x86_64: Process 3066 attached [pid 3066] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3066] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3066] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3065] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3065] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3066] <... futex resumed>) = 0 [pid 3066] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3065] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3066] <... socketpair resumed>[3, 4]) = 0 [pid 3066] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3066] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3065] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3066] <... futex resumed>) = 0 [pid 3065] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3065] <... futex resumed>) = 0 [pid 3066] <... sendmsg resumed>) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3065] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3066] <... sendmsg resumed>) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] <... mmap resumed>) = 0x7f6c2d581000 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] <... mprotect resumed>) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3065] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3065] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3067]}, 88) = 3067 [pid 3066] <... sendmsg resumed>) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3067 attached ) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3066] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3066] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3065] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3065] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3065] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3067] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3067] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3067] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3065] <... futex resumed>) = 0 [pid 3065] exit_group(0 [pid 3066] <... futex resumed>) = ? [pid 3066] +++ exited with 0 +++ [pid 3065] <... exit_group resumed>) = ? [pid 3067] +++ exited with 0 +++ [pid 3065] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3065, 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=0x5555735a8690) = 3068 ./strace-static-x86_64: Process 3068 attached [pid 3068] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3068] setpgid(0, 0) = 0 [pid 3068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3068] write(3, "1000", 4) = 4 [pid 3068] close(3) = 0 [pid 3068] write(1, "executing program\n", 18executing program ) = 18 [pid 3068] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3068] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3068] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3068] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3069 attached => {parent_tid=[3069]}, 88) = 3069 [pid 3068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3068] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3069] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3069] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3069] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3069] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3068] <... futex resumed>) = 0 [pid 3068] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3068] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3068] <... mprotect resumed>) = 0 [pid 3069] <... sendmsg resumed>) = 0 [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3068] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3069] <... sendmsg resumed>) = 0 [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3070 attached [pid 3068] <... clone3 resumed> => {parent_tid=[3070]}, 88) = 3070 [pid 3070] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3068] rt_sigprocmask(SIG_SETMASK, [], [pid 3069] <... sendmsg resumed>) = 0 [pid 3068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3068] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3070] <... set_robust_list resumed>) = 0 [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3070] rt_sigprocmask(SIG_SETMASK, [], [pid 3069] <... sendmsg resumed>) = 0 [pid 3070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3070] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3070] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3069] <... sendmsg resumed>) = 0 [pid 3068] <... futex resumed>) = 0 [pid 3070] <... futex resumed>) = 1 [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3070] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3069] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3069] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3069] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3068] exit_group(0 [pid 3070] <... futex resumed>) = ? [pid 3069] <... futex resumed>) = ? [pid 3068] <... exit_group resumed>) = ? [pid 3070] +++ exited with 0 +++ [pid 3069] +++ exited with 0 +++ [pid 3068] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3068, 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=0x5555735a8690) = 3071 ./strace-static-x86_64: Process 3071 attached [pid 3071] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3071] setpgid(0, 0) = 0 [pid 3071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3071] write(3, "1000", 4) = 4 [pid 3071] close(3) = 0 [pid 3071] write(1, "executing program\n", 18executing program ) = 18 [pid 3071] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3071] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3071] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3071] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3071] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3071] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3072 attached => {parent_tid=[3072]}, 88) = 3072 [pid 3071] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3071] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3071] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3072] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3072] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3072] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3072] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3071] <... futex resumed>) = 0 [pid 3071] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3072] <... futex resumed>) = 0 [pid 3071] <... futex resumed>) = 1 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3071] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3072] <... sendmsg resumed>) = 0 [pid 3071] <... futex resumed>) = 0 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3072] <... sendmsg resumed>) = 0 [pid 3071] <... mmap resumed>) = 0x7f6c2d581000 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3071] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3072] <... sendmsg resumed>) = 0 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3071] <... mprotect resumed>) = 0 [pid 3072] <... sendmsg resumed>) = 0 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3071] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3071] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3072] <... sendmsg resumed>) = 0 [pid 3071] <... clone3 resumed> => {parent_tid=[3073]}, 88) = 3073 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3071] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3071] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3071] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3072] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3073 attached [pid 3073] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3073] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3073] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3073] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3071] <... futex resumed>) = 0 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3073] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3072] <... sendmsg resumed>) = 0 [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3072] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3072] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3071] exit_group(0 [pid 3073] <... futex resumed>) = ? [pid 3072] <... futex resumed>) = ? [pid 3071] <... exit_group resumed>) = ? [pid 3072] +++ exited with 0 +++ [pid 3073] +++ exited with 0 +++ [pid 3071] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3071, 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=0x5555735a8690) = 3074 ./strace-static-x86_64: Process 3074 attached [pid 3074] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3074] setpgid(0, 0) = 0 [pid 3074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3074] write(3, "1000", 4) = 4 [pid 3074] close(3) = 0 executing program [pid 3074] write(1, "executing program\n", 18) = 18 [pid 3074] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3074] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3074] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3074] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3074] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3075 attached => {parent_tid=[3075]}, 88) = 3075 [pid 3074] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3074] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3074] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3075] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3075] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3075] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3075] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3074] <... futex resumed>) = 0 [pid 3074] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3075] <... futex resumed>) = 0 [pid 3074] <... futex resumed>) = 1 [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3074] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3075] <... sendmsg resumed>) = 0 [pid 3074] <... futex resumed>) = 0 [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3075] <... sendmsg resumed>) = 0 [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3074] <... mmap resumed>) = 0x7f6c2d581000 [pid 3075] <... sendmsg resumed>) = 0 [pid 3074] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3074] <... mprotect resumed>) = 0 [pid 3074] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3076]}, 88) = 3076 [pid 3074] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3074] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3074] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3076 attached [pid 3076] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3076] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3076] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3076] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3074] <... futex resumed>) = 0 [pid 3076] <... futex resumed>) = 1 [pid 3076] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3075] <... sendmsg resumed>) = 0 [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3075] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3075] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3074] exit_group(0) = ? [pid 3076] <... futex resumed>) = ? [pid 3075] <... futex resumed>) = ? [pid 3075] +++ exited with 0 +++ [pid 3076] +++ exited with 0 +++ [pid 3074] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3074, 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 3077 attached , child_tidptr=0x5555735a8690) = 3077 [pid 3077] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3077] setpgid(0, 0) = 0 [pid 3077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3077] write(3, "1000", 4) = 4 [pid 3077] close(3executing program ) = 0 [pid 3077] write(1, "executing program\n", 18) = 18 [pid 3077] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3077] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3077] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3077] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3078 attached => {parent_tid=[3078]}, 88) = 3078 [pid 3077] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3077] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3077] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3078] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3078] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3078] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3078] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3078] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3077] <... futex resumed>) = 0 [pid 3077] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3077] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3078] <... futex resumed>) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3077] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3077] <... mprotect resumed>) = 0 [pid 3078] <... sendmsg resumed>) = 0 [pid 3077] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3077] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3078] <... sendmsg resumed>) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3077] <... clone3 resumed> => {parent_tid=[3079]}, 88) = 3079 [pid 3077] rt_sigprocmask(SIG_SETMASK, [], [pid 3078] <... sendmsg resumed>) = 0 [pid 3077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3077] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3078] <... sendmsg resumed>) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3077] <... futex resumed>) = 0 [pid 3077] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3078] <... sendmsg resumed>) = 0 [pid 3078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3078] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3079 attached [pid 3079] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3079] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3079] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3079] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3077] <... futex resumed>) = 0 [pid 3079] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3077] exit_group(0 [pid 3078] <... futex resumed>) = ? [pid 3077] <... exit_group resumed>) = ? [pid 3078] +++ exited with 0 +++ [pid 3079] <... futex resumed>) = ? [pid 3079] +++ exited with 0 +++ [pid 3077] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3077, 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=0x5555735a8690) = 3080 ./strace-static-x86_64: Process 3080 attached [pid 3080] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3080] setpgid(0, 0) = 0 [pid 3080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3080] write(3, "1000", 4) = 4 [pid 3080] close(3) = 0 [pid 3080] write(1, "executing program\n", 18executing program ) = 18 [pid 3080] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3080] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3080] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3080] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3081]}, 88) = 3081 [pid 3080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3080] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3080] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3081 attached [pid 3081] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3081] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3081] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3081] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3080] <... futex resumed>) = 0 [pid 3081] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3080] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3080] <... futex resumed>) = 0 [pid 3080] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3080] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3080] <... mprotect resumed>) = 0 [pid 3080] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3082]}, 88) = 3082 [pid 3080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3080] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3080] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3082 attached [pid 3082] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3082] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3082] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3082] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3080] <... futex resumed>) = 0 [pid 3082] <... futex resumed>) = 1 [pid 3082] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3081] <... sendmsg resumed>) = 0 [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3081] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3081] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3080] exit_group(0) = ? [pid 3081] <... futex resumed>) = ? [pid 3082] <... futex resumed>) = ? [pid 3081] +++ exited with 0 +++ [pid 3082] +++ exited with 0 +++ [pid 3080] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3080, 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=0x5555735a8690) = 3083 ./strace-static-x86_64: Process 3083 attached [pid 3083] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3083] setpgid(0, 0) = 0 [pid 3083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3083] write(3, "1000", 4) = 4 executing program [pid 3083] close(3) = 0 [pid 3083] write(1, "executing program\n", 18) = 18 [pid 3083] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3083] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3083] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3084 attached => {parent_tid=[3084]}, 88) = 3084 [pid 3083] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3083] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3084] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3084] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3084] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3084] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3084] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3083] <... futex resumed>) = 0 [pid 3083] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3083] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3083] <... mprotect resumed>) = 0 [pid 3083] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3085]}, 88) = 3085 [pid 3083] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3083] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3085 attached [pid 3085] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3085] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3085] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3085] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3083] <... futex resumed>) = 0 [pid 3085] <... futex resumed>) = 1 [pid 3085] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3084] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3084] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3083] exit_group(0) = ? [pid 3085] <... futex resumed>) = ? [pid 3084] <... futex resumed>) = ? [pid 3085] +++ exited with 0 +++ [pid 3084] +++ exited with 0 +++ [pid 3083] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3083, 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=0x5555735a8690) = 3086 ./strace-static-x86_64: Process 3086 attached [pid 3086] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3086] setpgid(0, 0) = 0 [pid 3086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3086] write(3, "1000", 4) = 4 [pid 3086] close(3) = 0 executing program [pid 3086] write(1, "executing program\n", 18) = 18 [pid 3086] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3086] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3086] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3086] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3087 attached => {parent_tid=[3087]}, 88) = 3087 [pid 3087] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3086] rt_sigprocmask(SIG_SETMASK, [], [pid 3087] <... set_robust_list resumed>) = 0 [pid 3086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3087] rt_sigprocmask(SIG_SETMASK, [], [pid 3086] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3086] <... futex resumed>) = 0 [pid 3087] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3086] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3087] <... socketpair resumed>[3, 4]) = 0 [pid 3087] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3086] <... futex resumed>) = 0 [pid 3086] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3086] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3086] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3087] <... sendmsg resumed>) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3087] <... sendmsg resumed>) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3087] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3087] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3086] <... clone3 resumed> => {parent_tid=[3088]}, 88) = 3088 [pid 3086] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3086] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3086] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3088 attached [pid 3088] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3088] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3088] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3088] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3086] <... futex resumed>) = 0 [pid 3086] exit_group(0 [pid 3087] <... futex resumed>) = ? [pid 3086] <... exit_group resumed>) = ? [pid 3087] +++ exited with 0 +++ [pid 3088] <... futex resumed>) = ? [pid 3088] +++ exited with 0 +++ [pid 3086] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3086, 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=0x5555735a8690) = 3089 ./strace-static-x86_64: Process 3089 attached [pid 3089] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3089] setpgid(0, 0) = 0 [pid 3089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3089] write(3, "1000", 4) = 4 [pid 3089] close(3) = 0 [pid 3089] write(1, "executing program\n", 18executing program ) = 18 [pid 3089] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3089] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3089] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3089] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3089] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3090]}, 88) = 3090 ./strace-static-x86_64: Process 3090 attached [pid 3089] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3089] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3089] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3090] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3090] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3090] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3090] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3089] <... futex resumed>) = 0 [pid 3089] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3089] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3089] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3089] <... mprotect resumed>) = 0 [pid 3090] <... sendmsg resumed>) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3089] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3090] <... sendmsg resumed>) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3089] <... clone3 resumed> => {parent_tid=[3091]}, 88) = 3091 ./strace-static-x86_64: Process 3091 attached [pid 3090] <... sendmsg resumed>) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3089] rt_sigprocmask(SIG_SETMASK, [], [pid 3091] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3090] <... sendmsg resumed>) = 0 [pid 3089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3090] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3090] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3091] <... set_robust_list resumed>) = 0 [pid 3091] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3091] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3089] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3091] <... futex resumed>) = 0 [pid 3091] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3089] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3091] <... setsockopt resumed>) = 0 [pid 3091] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3089] <... futex resumed>) = 0 [pid 3091] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3089] exit_group(0 [pid 3091] <... futex resumed>) = ? [pid 3090] <... futex resumed>) = ? [pid 3089] <... exit_group resumed>) = ? [pid 3091] +++ exited with 0 +++ [pid 3090] +++ exited with 0 +++ [pid 3089] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3089, 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 3092 attached , child_tidptr=0x5555735a8690) = 3092 [pid 3092] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3092] setpgid(0, 0) = 0 [pid 3092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3092] write(3, "1000", 4) = 4 [pid 3092] close(3) = 0 [pid 3092] write(1, "executing program\n", 18executing program ) = 18 [pid 3092] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3092] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3092] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3092] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3092] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3093 attached [pid 3093] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3092] <... clone3 resumed> => {parent_tid=[3093]}, 88) = 3093 [pid 3093] <... set_robust_list resumed>) = 0 [pid 3092] rt_sigprocmask(SIG_SETMASK, [], [pid 3093] rt_sigprocmask(SIG_SETMASK, [], [pid 3092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3092] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3093] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3092] <... futex resumed>) = 0 [pid 3092] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3093] <... socketpair resumed>[3, 4]) = 0 [pid 3093] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3092] <... futex resumed>) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3092] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3093] <... sendmsg resumed>) = 0 [pid 3092] <... futex resumed>) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3092] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3093] <... sendmsg resumed>) = 0 [pid 3092] <... futex resumed>) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3093] <... sendmsg resumed>) = 0 [pid 3092] <... mmap resumed>) = 0x7f6c2d581000 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3092] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3093] <... sendmsg resumed>) = 0 [pid 3092] <... mprotect resumed>) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3092] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3093] <... sendmsg resumed>) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3092] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3093] <... sendmsg resumed>) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3093] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3093] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3094 attached [pid 3094] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3094] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3094] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3092] <... clone3 resumed> => {parent_tid=[3094]}, 88) = 3094 [pid 3092] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3092] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3092] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3094] <... futex resumed>) = 0 [pid 3094] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3094] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3092] <... futex resumed>) = 0 [pid 3092] exit_group(0 [pid 3093] <... futex resumed>) = ? [pid 3093] +++ exited with 0 +++ [pid 3092] <... exit_group resumed>) = ? [pid 3094] +++ exited with 0 +++ [pid 3092] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3092, 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 3095 attached , child_tidptr=0x5555735a8690) = 3095 [pid 3095] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3095] setpgid(0, 0) = 0 [pid 3095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3095] write(3, "1000", 4) = 4 [pid 3095] close(3executing program ) = 0 [pid 3095] write(1, "executing program\n", 18) = 18 [pid 3095] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3095] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3095] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3095] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3095] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3096]}, 88) = 3096 ./strace-static-x86_64: Process 3096 attached [pid 3096] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3096] <... set_robust_list resumed>) = 0 [pid 3096] rt_sigprocmask(SIG_SETMASK, [], [pid 3095] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3095] <... futex resumed>) = 0 [pid 3096] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3095] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3096] <... socketpair resumed>[3, 4]) = 0 [pid 3096] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3096] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3095] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3096] <... futex resumed>) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3095] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3096] <... sendmsg resumed>) = 0 [pid 3095] <... mmap resumed>) = 0x7f6c2d581000 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3095] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3095] <... mprotect resumed>) = 0 [pid 3095] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3096] <... sendmsg resumed>) = 0 [pid 3095] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3097]}, 88) = 3097 ./strace-static-x86_64: Process 3097 attached [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3095] rt_sigprocmask(SIG_SETMASK, [], [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3095] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3095] <... futex resumed>) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3095] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3096] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3096] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3097] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3097] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3097] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3097] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3095] <... futex resumed>) = 0 [pid 3097] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3095] exit_group(0 [pid 3097] <... futex resumed>) = ? [pid 3096] <... futex resumed>) = ? [pid 3095] <... exit_group resumed>) = ? [pid 3097] +++ exited with 0 +++ [pid 3096] +++ exited with 0 +++ [pid 3095] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3095, 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 3098 attached , child_tidptr=0x5555735a8690) = 3098 [pid 3098] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3098] setpgid(0, 0) = 0 [pid 3098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3098] write(3, "1000", 4) = 4 [pid 3098] close(3) = 0 [pid 3098] write(1, "executing program\n", 18executing program ) = 18 [pid 3098] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3098] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3098] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3098] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3099 attached => {parent_tid=[3099]}, 88) = 3099 [pid 3098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3098] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3098] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3099] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3099] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3099] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3099] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3098] <... futex resumed>) = 0 [pid 3098] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3098] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3098] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3099] <... futex resumed>) = 0 [pid 3098] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3099] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3099] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3098] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3100]}, 88) = 3100 ./strace-static-x86_64: Process 3100 attached [pid 3098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3098] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3098] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3100] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3100] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3100] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3100] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3098] <... futex resumed>) = 0 [pid 3098] exit_group(0) = ? [pid 3099] <... futex resumed>) = ? [pid 3099] +++ exited with 0 +++ [pid 3100] +++ exited with 0 +++ [pid 3098] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3098, 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 3101 attached [pid 3101] set_robust_list(0x5555735a86a0, 24) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555735a8690) = 3101 [pid 3101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3101] setpgid(0, 0) = 0 [pid 3101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3101] write(3, "1000", 4) = 4 [pid 3101] close(3) = 0 [pid 3101] write(1, "executing program\n", 18executing program ) = 18 [pid 3101] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3101] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3101] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3101] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3102]}, 88) = 3102 [pid 3101] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3101] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3102 attached [pid 3102] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3102] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3102] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3102] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3101] <... futex resumed>) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3101] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3101] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3101] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3103]}, 88) = 3103 [pid 3101] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3101] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3103 attached [pid 3103] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3103] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3103] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3103] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3101] <... futex resumed>) = 0 [pid 3103] <... futex resumed>) = 1 [pid 3102] <... sendmsg resumed>) = 0 [pid 3103] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] exit_group(0) = ? [pid 3103] <... futex resumed>) = ? [pid 3103] +++ exited with 0 +++ [pid 3102] +++ exited with 0 +++ [pid 3101] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3101, 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=0x5555735a8690) = 3104 ./strace-static-x86_64: Process 3104 attached [pid 3104] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3104] setpgid(0, 0) = 0 [pid 3104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3104] write(3, "1000", 4) = 4 executing program [pid 3104] close(3) = 0 [pid 3104] write(1, "executing program\n", 18) = 18 [pid 3104] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3104] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3104] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3104] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3104] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3105 attached => {parent_tid=[3105]}, 88) = 3105 [pid 3104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3104] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3104] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3105] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3105] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3105] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3105] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3105] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3104] <... futex resumed>) = 0 [pid 3104] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3104] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3104] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3105] <... futex resumed>) = 0 [pid 3104] <... mprotect resumed>) = 0 [pid 3104] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3105] <... sendmsg resumed>) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3105] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3105] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3106 attached [pid 3104] <... clone3 resumed> => {parent_tid=[3106]}, 88) = 3106 [pid 3104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3104] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3104] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3106] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3106] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3106] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3106] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3104] <... futex resumed>) = 0 [pid 3104] exit_group(0) = ? [pid 3105] <... futex resumed>) = ? [pid 3105] +++ exited with 0 +++ [pid 3106] +++ exited with 0 +++ [pid 3104] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3104, 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=0x5555735a8690) = 3107 ./strace-static-x86_64: Process 3107 attached [pid 3107] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3107] setpgid(0, 0) = 0 [pid 3107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3107] write(3, "1000", 4) = 4 [pid 3107] close(3) = 0 [pid 3107] write(1, "executing program\n", 18executing program ) = 18 [pid 3107] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3107] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3107] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3107] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3107] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3108]}, 88) = 3108 [pid 3107] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3107] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3107] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3108 attached [pid 3108] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3108] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3108] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3108] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3108] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3107] <... futex resumed>) = 0 [pid 3107] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3108] <... futex resumed>) = 0 [pid 3107] <... futex resumed>) = 1 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3107] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3108] <... sendmsg resumed>) = 0 [pid 3107] <... futex resumed>) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3108] <... sendmsg resumed>) = 0 [pid 3107] <... mmap resumed>) = 0x7f6c2d581000 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3107] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3108] <... sendmsg resumed>) = 0 [pid 3107] <... mprotect resumed>) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3107] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3108] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3107] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3109]}, 88) = 3109 [pid 3107] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3107] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3107] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3109 attached [pid 3109] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3109] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3109] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3109] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3107] <... futex resumed>) = 0 [pid 3107] exit_group(0 [pid 3108] <... futex resumed>) = ? [pid 3107] <... exit_group resumed>) = ? [pid 3108] +++ exited with 0 +++ [pid 3109] <... futex resumed>) = ? [pid 3109] +++ exited with 0 +++ [pid 3107] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3107, 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=0x5555735a8690) = 3110 ./strace-static-x86_64: Process 3110 attached [pid 3110] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3110] setpgid(0, 0) = 0 [pid 3110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3110] write(3, "1000", 4) = 4 executing program [pid 3110] close(3) = 0 [pid 3110] write(1, "executing program\n", 18) = 18 [pid 3110] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3110] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3110] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3110] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3110] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3111 attached => {parent_tid=[3111]}, 88) = 3111 [pid 3110] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3110] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3110] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3111] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3111] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3111] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3110] <... futex resumed>) = 0 [pid 3110] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3110] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3110] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3110] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3110] <... clone3 resumed> => {parent_tid=[3112]}, 88) = 3112 ./strace-static-x86_64: Process 3112 attached [pid 3110] rt_sigprocmask(SIG_SETMASK, [], [pid 3112] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3112] <... set_robust_list resumed>) = 0 [pid 3112] rt_sigprocmask(SIG_SETMASK, [], [pid 3110] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3110] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3112] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3112] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3110] <... futex resumed>) = 0 [pid 3112] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3111] <... sendmsg resumed>) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3111] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3110] exit_group(0 [pid 3111] <... futex resumed>) = ? [pid 3111] +++ exited with 0 +++ [pid 3112] <... futex resumed>) = ? [pid 3112] +++ exited with 0 +++ [pid 3110] <... exit_group resumed>) = ? [pid 3110] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3110, 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 3113 attached , child_tidptr=0x5555735a8690) = 3113 [pid 3113] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3113] setpgid(0, 0) = 0 [pid 3113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3113] write(3, "1000", 4) = 4 [pid 3113] close(3) = 0 [pid 3113] write(1, "executing program\n", 18executing program ) = 18 [pid 3113] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3113] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3113] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3113] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3113] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3114 attached => {parent_tid=[3114]}, 88) = 3114 [pid 3113] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3113] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3113] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3114] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3114] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3114] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3114] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3113] <... futex resumed>) = 0 [pid 3113] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3113] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3113] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3113] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3114] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3115 attached [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3113] <... clone3 resumed> => {parent_tid=[3115]}, 88) = 3115 [pid 3115] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3113] rt_sigprocmask(SIG_SETMASK, [], [pid 3115] <... set_robust_list resumed>) = 0 [pid 3113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3115] rt_sigprocmask(SIG_SETMASK, [], [pid 3114] <... sendmsg resumed>) = 0 [pid 3113] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3113] <... futex resumed>) = 0 [pid 3115] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3114] <... sendmsg resumed>) = 0 [pid 3113] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3115] <... setsockopt resumed>) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3115] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3114] <... sendmsg resumed>) = 0 [pid 3115] <... futex resumed>) = 1 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3113] <... futex resumed>) = 0 [pid 3115] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3114] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3114] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3114] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3113] exit_group(0 [pid 3115] <... futex resumed>) = ? [pid 3114] <... futex resumed>) = ? [pid 3113] <... exit_group resumed>) = ? [pid 3115] +++ exited with 0 +++ [pid 3114] +++ exited with 0 +++ [pid 3113] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3113, 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=0x5555735a8690) = 3116 ./strace-static-x86_64: Process 3116 attached [pid 3116] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3116] setpgid(0, 0) = 0 [pid 3116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3116] write(3, "1000", 4) = 4 [pid 3116] close(3) = 0 executing program [pid 3116] write(1, "executing program\n", 18) = 18 [pid 3116] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3116] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3116] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3116] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3116] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3117]}, 88) = 3117 ./strace-static-x86_64: Process 3117 attached [pid 3117] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3117] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3117] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3116] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3116] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3117] <... futex resumed>) = 0 [pid 3116] <... futex resumed>) = 1 [pid 3117] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3116] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3117] <... socketpair resumed>[3, 4]) = 0 [pid 3117] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3117] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3116] <... futex resumed>) = 0 [pid 3116] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3117] <... futex resumed>) = 0 [pid 3116] <... futex resumed>) = 1 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3116] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3117] <... sendmsg resumed>) = 0 [pid 3116] <... futex resumed>) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3117] <... sendmsg resumed>) = 0 [pid 3116] <... mmap resumed>) = 0x7f6c2d581000 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3116] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3117] <... sendmsg resumed>) = 0 [pid 3116] <... mprotect resumed>) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3116] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3117] <... sendmsg resumed>) = 0 [pid 3116] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3117] <... sendmsg resumed>) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3116] <... clone3 resumed> => {parent_tid=[3118]}, 88) = 3118 [pid 3117] <... sendmsg resumed>) = 0 [pid 3116] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3118 attached [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3117] <... sendmsg resumed>) = 0 [pid 3116] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3116] <... futex resumed>) = 0 [pid 3117] <... sendmsg resumed>) = 0 [pid 3116] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3118] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3117] <... sendmsg resumed>) = 0 [pid 3118] <... set_robust_list resumed>) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3118] rt_sigprocmask(SIG_SETMASK, [], [pid 3117] <... sendmsg resumed>) = 0 [pid 3118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3118] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3117] <... sendmsg resumed>) = 0 [pid 3118] <... setsockopt resumed>) = 0 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3118] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3117] <... sendmsg resumed>) = 0 [pid 3118] <... futex resumed>) = 1 [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3116] <... futex resumed>) = 0 [pid 3118] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3117] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3117] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3117] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3116] exit_group(0) = ? [pid 3118] <... futex resumed>) = ? [pid 3117] <... futex resumed>) = ? [pid 3117] +++ exited with 0 +++ [pid 3118] +++ exited with 0 +++ [pid 3116] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3116, 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=0x5555735a8690) = 3119 ./strace-static-x86_64: Process 3119 attached [pid 3119] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3119] setpgid(0, 0) = 0 [pid 3119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3119] write(3, "1000", 4) = 4 [pid 3119] close(3executing program ) = 0 [pid 3119] write(1, "executing program\n", 18) = 18 [pid 3119] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3119] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3119] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3119] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3119] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3119] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3120]}, 88) = 3120 ./strace-static-x86_64: Process 3120 attached [pid 3119] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3119] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3119] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3120] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3120] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3120] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3119] <... futex resumed>) = 0 [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3119] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3120] <... sendmsg resumed>) = 0 [pid 3119] <... futex resumed>) = 0 [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3119] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3120] <... sendmsg resumed>) = 0 [pid 3119] <... futex resumed>) = 0 [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3120] <... sendmsg resumed>) = 0 [pid 3119] <... mmap resumed>) = 0x7f6c2d581000 [pid 3119] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3119] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3120] <... sendmsg resumed>) = 0 [pid 3119] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3121 attached [pid 3121] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3119] <... clone3 resumed> => {parent_tid=[3121]}, 88) = 3121 [pid 3121] <... set_robust_list resumed>) = 0 [pid 3119] rt_sigprocmask(SIG_SETMASK, [], [pid 3121] rt_sigprocmask(SIG_SETMASK, [], [pid 3119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3119] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3121] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3119] <... futex resumed>) = 0 [pid 3121] <... setsockopt resumed>) = 0 [pid 3119] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3121] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3119] <... futex resumed>) = 0 [pid 3121] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3120] <... sendmsg resumed>) = 0 [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3120] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3120] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3119] exit_group(0 [pid 3121] <... futex resumed>) = ? [pid 3120] <... futex resumed>) = ? [pid 3119] <... exit_group resumed>) = ? [pid 3120] +++ exited with 0 +++ [pid 3121] +++ exited with 0 +++ [pid 3119] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3119, 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=0x5555735a8690) = 3122 ./strace-static-x86_64: Process 3122 attached [pid 3122] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3122] setpgid(0, 0) = 0 [pid 3122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3122] write(3, "1000", 4) = 4 [pid 3122] close(3) = 0 [pid 3122] write(1, "executing program\n", 18executing program ) = 18 [pid 3122] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3122] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3122] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3122] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3122] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3123]}, 88) = 3123 ./strace-static-x86_64: Process 3123 attached [pid 3122] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3122] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3122] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3123] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3123] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3123] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3122] <... futex resumed>) = 0 [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3122] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3123] <... sendmsg resumed>) = 0 [pid 3122] <... futex resumed>) = 0 [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3122] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3123] <... sendmsg resumed>) = 0 [pid 3122] <... futex resumed>) = 0 [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3123] <... sendmsg resumed>) = 0 [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3122] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3123] <... sendmsg resumed>) = 0 [pid 3122] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3124 attached [pid 3124] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3122] <... clone3 resumed> => {parent_tid=[3124]}, 88) = 3124 [pid 3124] <... set_robust_list resumed>) = 0 [pid 3122] rt_sigprocmask(SIG_SETMASK, [], [pid 3124] rt_sigprocmask(SIG_SETMASK, [], [pid 3122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3122] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3124] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3123] <... sendmsg resumed>) = 0 [pid 3122] <... futex resumed>) = 0 [pid 3124] <... setsockopt resumed>) = 0 [pid 3122] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3124] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3122] <... futex resumed>) = 0 [pid 3124] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3123] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3123] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3122] exit_group(0 [pid 3124] <... futex resumed>) = ? [pid 3123] <... futex resumed>) = ? [pid 3122] <... exit_group resumed>) = ? [pid 3124] +++ exited with 0 +++ [pid 3123] +++ exited with 0 +++ [pid 3122] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3122, 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 3125 attached , child_tidptr=0x5555735a8690) = 3125 [pid 3125] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3125] setpgid(0, 0) = 0 [pid 3125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3125] write(3, "1000", 4) = 4 [pid 3125] close(3) = 0 executing program [pid 3125] write(1, "executing program\n", 18) = 18 [pid 3125] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3125] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3125] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3125] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3125] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3126]}, 88) = 3126 [pid 3125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3125] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3125] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3126 attached [pid 3126] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3126] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3126] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3126] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3125] <... futex resumed>) = 0 [pid 3125] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3125] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3126] <... futex resumed>) = 1 [pid 3125] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3125] <... mprotect resumed>) = 0 [pid 3125] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3126] <... sendmsg resumed>) = 0 [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3127 attached ) = 0 [pid 3125] <... clone3 resumed> => {parent_tid=[3127]}, 88) = 3127 [pid 3125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3125] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3125] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3127] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3126] <... sendmsg resumed>) = 0 [pid 3127] <... set_robust_list resumed>) = 0 [pid 3127] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3127] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3126] <... sendmsg resumed>) = 0 [pid 3127] <... setsockopt resumed>) = 0 [pid 3127] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3125] <... futex resumed>) = 0 [pid 3126] <... sendmsg resumed>) = 0 [pid 3127] <... futex resumed>) = 1 [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3127] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3126] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3126] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3126] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3125] exit_group(0) = ? [pid 3127] <... futex resumed>) = ? [pid 3126] <... futex resumed>) = ? [pid 3127] +++ exited with 0 +++ [pid 3126] +++ exited with 0 +++ [pid 3125] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3125, 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=0x5555735a8690) = 3128 ./strace-static-x86_64: Process 3128 attached [pid 3128] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3128] setpgid(0, 0) = 0 [pid 3128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3128] write(3, "1000", 4) = 4 [pid 3128] close(3executing program ) = 0 [pid 3128] write(1, "executing program\n", 18) = 18 [pid 3128] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3128] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3128] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3128] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3128] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3129 attached => {parent_tid=[3129]}, 88) = 3129 [pid 3129] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3129] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3129] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3128] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3128] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3129] <... futex resumed>) = 0 [pid 3129] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3128] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3129] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3129] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3128] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3129] <... futex resumed>) = 0 [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3129] <... sendmsg resumed>) = 0 [pid 3128] <... mmap resumed>) = 0x7f6c2d581000 [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3128] <... mprotect resumed>) = 0 [pid 3129] <... sendmsg resumed>) = 0 [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3130 attached [pid 3128] <... clone3 resumed> => {parent_tid=[3130]}, 88) = 3130 [pid 3128] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3128] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3128] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3130] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3130] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3130] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3130] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3128] <... futex resumed>) = 0 [pid 3130] <... futex resumed>) = 1 [pid 3130] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3129] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3129] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3128] exit_group(0 [pid 3130] <... futex resumed>) = ? [pid 3129] <... futex resumed>) = ? [pid 3128] <... exit_group resumed>) = ? [pid 3130] +++ exited with 0 +++ [pid 3129] +++ exited with 0 +++ [pid 3128] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3128, 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 3131 attached , child_tidptr=0x5555735a8690) = 3131 [pid 3131] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3131] setpgid(0, 0) = 0 [pid 3131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3131] write(3, "1000", 4) = 4 [pid 3131] close(3executing program ) = 0 [pid 3131] write(1, "executing program\n", 18) = 18 [pid 3131] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3131] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3131] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3131] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3131] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3132 attached => {parent_tid=[3132]}, 88) = 3132 [pid 3131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3131] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3131] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3132] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3132] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3132] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3132] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3131] <... futex resumed>) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3131] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3132] <... sendmsg resumed>) = 0 [pid 3131] <... futex resumed>) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3131] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3132] <... sendmsg resumed>) = 0 [pid 3131] <... futex resumed>) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3132] <... sendmsg resumed>) = 0 [pid 3131] <... mmap resumed>) = 0x7f6c2d581000 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3131] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3132] <... sendmsg resumed>) = 0 [pid 3131] <... mprotect resumed>) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3131] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3132] <... sendmsg resumed>) = 0 [pid 3131] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3132] <... sendmsg resumed>) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3131] <... clone3 resumed> => {parent_tid=[3133]}, 88) = 3133 [pid 3132] <... sendmsg resumed>) = 0 [pid 3131] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3133 attached [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3132] <... sendmsg resumed>) = 0 [pid 3131] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3131] <... futex resumed>) = 0 [pid 3132] <... sendmsg resumed>) = 0 [pid 3131] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3133] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3132] <... sendmsg resumed>) = 0 [pid 3133] <... set_robust_list resumed>) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3133] rt_sigprocmask(SIG_SETMASK, [], [pid 3132] <... sendmsg resumed>) = 0 [pid 3133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3133] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3132] <... sendmsg resumed>) = 0 [pid 3133] <... setsockopt resumed>) = 0 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3133] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3132] <... sendmsg resumed>) = 0 [pid 3133] <... futex resumed>) = 1 [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3131] <... futex resumed>) = 0 [pid 3133] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3132] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3132] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3132] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3131] exit_group(0 [pid 3132] <... futex resumed>) = ? [pid 3131] <... exit_group resumed>) = ? [pid 3133] <... futex resumed>) = ? [pid 3132] +++ exited with 0 +++ [pid 3133] +++ exited with 0 +++ [pid 3131] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3131, 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=0x5555735a8690) = 3134 ./strace-static-x86_64: Process 3134 attached [pid 3134] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3134] setpgid(0, 0) = 0 [pid 3134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3134] write(3, "1000", 4) = 4 [pid 3134] close(3) = 0 [pid 3134] write(1, "executing program\n", 18executing program ) = 18 [pid 3134] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3134] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3134] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3134] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3135 attached => {parent_tid=[3135]}, 88) = 3135 [pid 3134] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3134] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3135] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3135] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3135] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3135] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3134] <... futex resumed>) = 0 [pid 3134] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3135] <... futex resumed>) = 0 [pid 3134] <... futex resumed>) = 1 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3134] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3135] <... sendmsg resumed>) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3134] <... futex resumed>) = 0 [pid 3135] <... sendmsg resumed>) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3134] <... mmap resumed>) = 0x7f6c2d581000 [pid 3135] <... sendmsg resumed>) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3135] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3135] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3134] <... mprotect resumed>) = 0 [pid 3134] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3136 attached => {parent_tid=[3136]}, 88) = 3136 [pid 3134] rt_sigprocmask(SIG_SETMASK, [], [pid 3136] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3134] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3136] <... set_robust_list resumed>) = 0 [pid 3136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3136] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3136] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3134] <... futex resumed>) = 0 [pid 3136] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3134] exit_group(0 [pid 3136] <... futex resumed>) = ? [pid 3135] <... futex resumed>) = ? [pid 3134] <... exit_group resumed>) = ? [pid 3136] +++ exited with 0 +++ [pid 3135] +++ exited with 0 +++ [pid 3134] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3134, 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 3137 attached [pid 3137] set_robust_list(0x5555735a86a0, 24) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555735a8690) = 3137 [pid 3137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3137] setpgid(0, 0) = 0 [pid 3137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3137] write(3, "1000", 4) = 4 [pid 3137] close(3executing program ) = 0 [pid 3137] write(1, "executing program\n", 18) = 18 [pid 3137] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3137] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3137] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3137] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3137] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3137] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3138 attached => {parent_tid=[3138]}, 88) = 3138 [pid 3137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3138] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3137] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3137] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3138] <... set_robust_list resumed>) = 0 [pid 3138] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3138] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3138] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3137] <... futex resumed>) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3137] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3138] <... sendmsg resumed>) = 0 [pid 3137] <... futex resumed>) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3137] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3138] <... sendmsg resumed>) = 0 [pid 3137] <... futex resumed>) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3138] <... sendmsg resumed>) = 0 [pid 3137] <... mmap resumed>) = 0x7f6c2d581000 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3137] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3138] <... sendmsg resumed>) = 0 [pid 3137] <... mprotect resumed>) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3137] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3138] <... sendmsg resumed>) = 0 [pid 3137] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3137] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3138] <... sendmsg resumed>) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3137] <... clone3 resumed> => {parent_tid=[3139]}, 88) = 3139 [pid 3138] <... sendmsg resumed>) = 0 [pid 3137] rt_sigprocmask(SIG_SETMASK, [], [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3138] <... sendmsg resumed>) = 0 [pid 3137] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3137] <... futex resumed>) = 0 [pid 3138] <... sendmsg resumed>) = 0 [pid 3137] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3138] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3138] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3139 attached [pid 3139] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3139] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3139] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3139] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3137] <... futex resumed>) = 0 [pid 3137] exit_group(0 [pid 3138] <... futex resumed>) = ? [pid 3137] <... exit_group resumed>) = ? [pid 3139] <... futex resumed>) = ? [pid 3138] +++ exited with 0 +++ [pid 3139] +++ exited with 0 +++ [pid 3137] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3137, 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=0x5555735a8690) = 3140 ./strace-static-x86_64: Process 3140 attached [pid 3140] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3140] setpgid(0, 0) = 0 [pid 3140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3140] write(3, "1000", 4) = 4 executing program [pid 3140] close(3) = 0 [pid 3140] write(1, "executing program\n", 18) = 18 [pid 3140] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3140] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3140] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3140] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3141 attached => {parent_tid=[3141]}, 88) = 3141 [pid 3141] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3140] rt_sigprocmask(SIG_SETMASK, [], [pid 3141] <... set_robust_list resumed>) = 0 [pid 3140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3141] rt_sigprocmask(SIG_SETMASK, [], [pid 3140] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3140] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3141] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3141] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3140] <... futex resumed>) = 0 [pid 3140] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3140] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3140] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3140] <... mprotect resumed>) = 0 [pid 3140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3142]}, 88) = 3142 [pid 3140] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3140] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3140] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3142 attached [pid 3142] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3142] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3142] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3142] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3140] <... futex resumed>) = 0 [pid 3142] <... futex resumed>) = 1 [pid 3141] <... sendmsg resumed>) = 0 [pid 3142] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3141] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3141] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3140] exit_group(0) = ? [pid 3142] <... futex resumed>) = ? [pid 3141] <... futex resumed>) = ? [pid 3142] +++ exited with 0 +++ [pid 3141] +++ exited with 0 +++ [pid 3140] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3140, 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=0x5555735a8690) = 3143 ./strace-static-x86_64: Process 3143 attached [pid 3143] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3143] setpgid(0, 0) = 0 [pid 3143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3143] write(3, "1000", 4) = 4 [pid 3143] close(3executing program ) = 0 [pid 3143] write(1, "executing program\n", 18) = 18 [pid 3143] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3143] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3143] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3143] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3143] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3144 attached => {parent_tid=[3144]}, 88) = 3144 [pid 3144] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3143] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3143] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3143] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3144] <... set_robust_list resumed>) = 0 [pid 3144] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3144] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3144] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3143] <... futex resumed>) = 0 [pid 3143] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3143] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3143] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3143] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3143] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3143] <... clone3 resumed> => {parent_tid=[3145]}, 88) = 3145 [pid 3143] rt_sigprocmask(SIG_SETMASK, [], [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3144] <... sendmsg resumed>) = 0 [pid 3143] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3143] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3144] <... sendmsg resumed>) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3144] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3144] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3145 attached [pid 3145] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3145] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3145] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3145] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3143] <... futex resumed>) = 0 [pid 3143] exit_group(0 [pid 3144] <... futex resumed>) = ? [pid 3143] <... exit_group resumed>) = ? [pid 3145] <... futex resumed>) = ? [pid 3145] +++ exited with 0 +++ [pid 3144] +++ exited with 0 +++ [pid 3143] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3143, 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=0x5555735a8690) = 3146 ./strace-static-x86_64: Process 3146 attached [pid 3146] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3146] setpgid(0, 0) = 0 [pid 3146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3146] write(3, "1000", 4) = 4 [pid 3146] close(3executing program ) = 0 [pid 3146] write(1, "executing program\n", 18) = 18 [pid 3146] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3146] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3146] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3146] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3147 attached => {parent_tid=[3147]}, 88) = 3147 [pid 3147] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3147] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3147] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3146] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3146] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3147] <... futex resumed>) = 0 [pid 3147] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3146] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3147] <... socketpair resumed>[3, 4]) = 0 [pid 3147] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3147] <... futex resumed>) = 0 [pid 3146] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3146] <... futex resumed>) = 0 [pid 3147] <... sendmsg resumed>) = 0 [pid 3146] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3146] <... mmap resumed>) = 0x7f6c2d581000 [pid 3147] <... sendmsg resumed>) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3146] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3147] <... sendmsg resumed>) = 0 [pid 3146] <... mprotect resumed>) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] <... clone3 resumed> => {parent_tid=[3148]}, 88) = 3148 [pid 3146] rt_sigprocmask(SIG_SETMASK, [], [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3146] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3146] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3147] <... sendmsg resumed>) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3147] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3148 attached [pid 3148] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3148] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3148] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3148] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3146] <... futex resumed>) = 0 [pid 3146] exit_group(0 [pid 3148] <... futex resumed>) = 1 [pid 3147] <... futex resumed>) = ? [pid 3146] <... exit_group resumed>) = ? [pid 3147] +++ exited with 0 +++ [pid 3148] +++ exited with 0 +++ [pid 3146] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3146, 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 3149 attached , child_tidptr=0x5555735a8690) = 3149 [pid 3149] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3149] setpgid(0, 0) = 0 [pid 3149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3149] write(3, "1000", 4) = 4 [pid 3149] close(3executing program ) = 0 [pid 3149] write(1, "executing program\n", 18) = 18 [pid 3149] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3149] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3149] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3149] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3150 attached => {parent_tid=[3150]}, 88) = 3150 [pid 3149] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3149] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3150] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3150] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3150] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3150] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3149] <... futex resumed>) = 0 [pid 3149] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3149] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3149] <... mprotect resumed>) = 0 [pid 3149] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3150] <... sendmsg resumed>) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3149] <... clone3 resumed> => {parent_tid=[3151]}, 88) = 3151 [pid 3150] <... sendmsg resumed>) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3149] rt_sigprocmask(SIG_SETMASK, [], [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3151 attached [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3151] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3149] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3151] <... set_robust_list resumed>) = 0 [pid 3149] <... futex resumed>) = 0 [pid 3151] rt_sigprocmask(SIG_SETMASK, [], [pid 3149] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3150] <... sendmsg resumed>) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3150] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3150] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3151] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3151] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3149] <... futex resumed>) = 0 [pid 3151] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3149] exit_group(0 [pid 3151] <... futex resumed>) = ? [pid 3150] <... futex resumed>) = ? [pid 3149] <... exit_group resumed>) = ? [pid 3150] +++ exited with 0 +++ [pid 3151] +++ exited with 0 +++ [pid 3149] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3149, 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=0x5555735a8690) = 3152 ./strace-static-x86_64: Process 3152 attached [pid 3152] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3152] setpgid(0, 0) = 0 [pid 3152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3152] write(3, "1000", 4) = 4 [pid 3152] close(3) = 0 [pid 3152] write(1, "executing program\n", 18executing program ) = 18 [pid 3152] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3152] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3152] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3152] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3152] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3152] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3153]}, 88) = 3153 [pid 3152] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3152] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3152] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3153 attached [pid 3153] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3153] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3153] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3153] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3152] <... futex resumed>) = 0 [pid 3152] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3152] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3152] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3152] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3152] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3154]}, 88) = 3154 [pid 3152] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3152] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3152] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3153] <... futex resumed>) = 1 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3154 attached ) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3154] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3153] <... sendmsg resumed>) = 0 [pid 3154] <... set_robust_list resumed>) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3154] rt_sigprocmask(SIG_SETMASK, [], [pid 3153] <... sendmsg resumed>) = 0 [pid 3154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3154] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3154] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3152] <... futex resumed>) = 0 [pid 3154] <... futex resumed>) = 1 [pid 3154] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3153] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3153] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3152] exit_group(0) = ? [pid 3154] <... futex resumed>) = ? [pid 3154] +++ exited with 0 +++ [pid 3153] <... futex resumed>) = ? [pid 3153] +++ exited with 0 +++ [pid 3152] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3152, 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=0x5555735a8690) = 3155 ./strace-static-x86_64: Process 3155 attached [pid 3155] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3155] setpgid(0, 0) = 0 [pid 3155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3155] write(3, "1000", 4) = 4 [pid 3155] close(3) = 0 [pid 3155] write(1, "executing program\n", 18executing program ) = 18 [pid 3155] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3155] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3155] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3155] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3155] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3156]}, 88) = 3156 [pid 3155] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3155] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3156 attached [pid 3156] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3156] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3156] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3156] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3155] <... futex resumed>) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3155] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3156] <... sendmsg resumed>) = 0 [pid 3155] <... mmap resumed>) = 0x7f6c2d581000 [pid 3155] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3155] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3155] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3157]}, 88) = 3157 [pid 3155] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3155] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3157 attached [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3157] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3156] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3157] <... set_robust_list resumed>) = 0 [pid 3157] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3157] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3157] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3155] <... futex resumed>) = 0 [pid 3155] exit_group(0) = ? [pid 3157] <... futex resumed>) = ? [pid 3156] <... futex resumed>) = ? [pid 3157] +++ exited with 0 +++ [pid 3156] +++ exited with 0 +++ [pid 3155] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3155, 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=0x5555735a8690) = 3158 ./strace-static-x86_64: Process 3158 attached [pid 3158] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3158] setpgid(0, 0) = 0 [pid 3158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3158] write(3, "1000", 4) = 4 [pid 3158] close(3executing program ) = 0 [pid 3158] write(1, "executing program\n", 18) = 18 [pid 3158] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3158] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3158] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3158] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3158] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3159]}, 88) = 3159 ./strace-static-x86_64: Process 3159 attached [pid 3158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3158] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3158] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3159] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3159] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3159] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3159] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3159] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3158] <... futex resumed>) = 0 [pid 3158] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3158] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3158] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3158] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3159] <... futex resumed>) = 0 [pid 3158] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3160 attached ) = 0 [pid 3158] <... clone3 resumed> => {parent_tid=[3160]}, 88) = 3160 [pid 3160] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3158] rt_sigprocmask(SIG_SETMASK, [], [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3159] <... sendmsg resumed>) = 0 [pid 3158] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3158] <... futex resumed>) = 0 [pid 3159] <... sendmsg resumed>) = 0 [pid 3158] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3160] <... set_robust_list resumed>) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3160] rt_sigprocmask(SIG_SETMASK, [], [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3160] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3159] <... sendmsg resumed>) = 0 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3160] <... setsockopt resumed>) = 0 [pid 3160] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3160] <... futex resumed>) = 1 [pid 3158] <... futex resumed>) = 0 [pid 3159] <... sendmsg resumed>) = 0 [pid 3160] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3159] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3159] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3158] exit_group(0 [pid 3160] <... futex resumed>) = ? [pid 3159] <... futex resumed>) = ? [pid 3158] <... exit_group resumed>) = ? [pid 3160] +++ exited with 0 +++ [pid 3159] +++ exited with 0 +++ [pid 3158] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3158, 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=0x5555735a8690) = 3161 ./strace-static-x86_64: Process 3161 attached [pid 3161] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3161] setpgid(0, 0) = 0 [pid 3161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3161] write(3, "1000", 4) = 4 [pid 3161] close(3executing program ) = 0 [pid 3161] write(1, "executing program\n", 18) = 18 [pid 3161] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3161] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3161] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3161] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3161] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3161] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3162]}, 88) = 3162 ./strace-static-x86_64: Process 3162 attached [pid 3162] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3162] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3162] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3161] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3161] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3162] <... futex resumed>) = 0 [pid 3161] <... futex resumed>) = 1 [pid 3162] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3161] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3162] <... socketpair resumed>[3, 4]) = 0 [pid 3162] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3161] <... futex resumed>) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3161] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3162] <... sendmsg resumed>) = 0 [pid 3161] <... futex resumed>) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3161] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3162] <... sendmsg resumed>) = 0 [pid 3161] <... futex resumed>) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3162] <... sendmsg resumed>) = 0 [pid 3161] <... mmap resumed>) = 0x7f6c2d581000 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3161] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3162] <... sendmsg resumed>) = 0 [pid 3161] <... mprotect resumed>) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3161] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3162] <... sendmsg resumed>) = 0 [pid 3161] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3161] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3162] <... sendmsg resumed>) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3161] <... clone3 resumed> => {parent_tid=[3163]}, 88) = 3163 [pid 3162] <... sendmsg resumed>) = 0 [pid 3161] rt_sigprocmask(SIG_SETMASK, [], [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3162] <... sendmsg resumed>) = 0 [pid 3161] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3161] <... futex resumed>) = 0 [pid 3162] <... sendmsg resumed>) = 0 [pid 3161] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3162] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3163 attached [pid 3163] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3163] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3163] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3163] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3161] <... futex resumed>) = 0 [pid 3161] exit_group(0 [pid 3162] <... futex resumed>) = ? [pid 3161] <... exit_group resumed>) = ? [pid 3162] +++ exited with 0 +++ [pid 3163] <... futex resumed>) = ? [pid 3163] +++ exited with 0 +++ [pid 3161] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3161, 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 3164 attached , child_tidptr=0x5555735a8690) = 3164 [pid 3164] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3164] setpgid(0, 0) = 0 [pid 3164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3164] write(3, "1000", 4) = 4 [pid 3164] close(3) = 0 [pid 3164] write(1, "executing program\n", 18executing program ) = 18 [pid 3164] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3164] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3164] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3164] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3165]}, 88) = 3165 ./strace-static-x86_64: Process 3165 attached [pid 3164] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3164] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3165] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3165] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3165] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3165] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3164] <... futex resumed>) = 0 [pid 3164] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3164] <... mmap resumed>) = 0x7f6c2d581000 [pid 3164] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3164] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3165] <... sendmsg resumed>) = 0 [pid 3164] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3166 attached [pid 3166] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3164] <... clone3 resumed> => {parent_tid=[3166]}, 88) = 3166 [pid 3166] <... set_robust_list resumed>) = 0 [pid 3164] rt_sigprocmask(SIG_SETMASK, [], [pid 3166] rt_sigprocmask(SIG_SETMASK, [], [pid 3164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3164] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3166] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3164] <... futex resumed>) = 0 [pid 3166] <... setsockopt resumed>) = 0 [pid 3164] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3166] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3164] <... futex resumed>) = 0 [pid 3166] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3165] <... sendmsg resumed>) = 0 [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3165] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3165] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3164] exit_group(0 [pid 3166] <... futex resumed>) = ? [pid 3165] <... futex resumed>) = ? [pid 3164] <... exit_group resumed>) = ? [pid 3166] +++ exited with 0 +++ [pid 3165] +++ exited with 0 +++ [pid 3164] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3164, 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=0x5555735a8690) = 3167 ./strace-static-x86_64: Process 3167 attached [pid 3167] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3167] setpgid(0, 0) = 0 [pid 3167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3167] write(3, "1000", 4) = 4 [pid 3167] close(3executing program ) = 0 [pid 3167] write(1, "executing program\n", 18) = 18 [pid 3167] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3167] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3167] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3167] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3167] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3168]}, 88) = 3168 [pid 3167] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3167] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3167] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3168 attached [pid 3168] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3168] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3168] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3168] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3167] <... futex resumed>) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3167] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3168] <... sendmsg resumed>) = 0 [pid 3167] <... futex resumed>) = 0 [pid 3167] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] <... futex resumed>) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3167] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3167] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3168] <... sendmsg resumed>) = 0 [pid 3167] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3169 attached ) = 0 [pid 3169] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3167] <... clone3 resumed> => {parent_tid=[3169]}, 88) = 3169 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3169] <... set_robust_list resumed>) = 0 [pid 3167] rt_sigprocmask(SIG_SETMASK, [], [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3168] <... sendmsg resumed>) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3167] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3168] <... sendmsg resumed>) = 0 [pid 3167] <... futex resumed>) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3167] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3168] <... sendmsg resumed>) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3169] rt_sigprocmask(SIG_SETMASK, [], [pid 3168] <... sendmsg resumed>) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3168] <... sendmsg resumed>) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3168] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3168] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3169] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3169] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3167] <... futex resumed>) = 0 [pid 3169] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3167] exit_group(0) = ? [pid 3169] <... futex resumed>) = ? [pid 3168] <... futex resumed>) = ? [pid 3168] +++ exited with 0 +++ [pid 3169] +++ exited with 0 +++ [pid 3167] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3167, 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 3170 attached , child_tidptr=0x5555735a8690) = 3170 [pid 3170] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3170] setpgid(0, 0) = 0 [pid 3170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3170] write(3, "1000", 4) = 4 executing program [pid 3170] close(3) = 0 [pid 3170] write(1, "executing program\n", 18) = 18 [pid 3170] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3170] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3170] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3170] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3170] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3170] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3171]}, 88) = 3171 [pid 3170] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3170] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3170] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3171 attached [pid 3171] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3171] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3171] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3171] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3170] <... futex resumed>) = 0 [pid 3170] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3170] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3170] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3171] <... futex resumed>) = 1 [pid 3170] <... mprotect resumed>) = 0 [pid 3170] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3170] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3172]}, 88) = 3172 [pid 3170] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3170] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3170] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3172 attached [pid 3172] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3172] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3172] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3170] <... futex resumed>) = 0 [pid 3172] <... futex resumed>) = 1 [pid 3172] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3171] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3171] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3170] exit_group(0) = ? [pid 3172] <... futex resumed>) = ? [pid 3171] <... futex resumed>) = ? [pid 3172] +++ exited with 0 +++ [pid 3171] +++ exited with 0 +++ [pid 3170] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3170, 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=0x5555735a8690) = 3173 ./strace-static-x86_64: Process 3173 attached [pid 3173] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3173] setpgid(0, 0) = 0 [pid 3173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3173] write(3, "1000", 4) = 4 [pid 3173] close(3) = 0 [pid 3173] write(1, "executing program\n", 18executing program ) = 18 [pid 3173] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3173] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3173] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3173] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3173] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3174]}, 88) = 3174 ./strace-static-x86_64: Process 3174 attached [pid 3173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3173] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3173] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3174] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3174] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3174] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3174] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3173] <... futex resumed>) = 0 [pid 3173] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3173] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3173] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3174] <... sendmsg resumed>) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3174] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3174] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3173] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3175]}, 88) = 3175 [pid 3173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3173] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3173] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3175 attached [pid 3175] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3175] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3175] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3175] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3173] <... futex resumed>) = 0 [pid 3173] exit_group(0) = ? [pid 3174] <... futex resumed>) = ? [pid 3174] +++ exited with 0 +++ [pid 3175] +++ exited with 0 +++ [pid 3173] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3173, 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 3176 attached , child_tidptr=0x5555735a8690) = 3176 [pid 3176] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3176] setpgid(0, 0) = 0 [pid 3176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3176] write(3, "1000", 4) = 4 [pid 3176] close(3) = 0 [pid 3176] write(1, "executing program\n", 18executing program ) = 18 [pid 3176] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3176] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3176] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3176] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3176] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3176] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3177]}, 88) = 3177 ./strace-static-x86_64: Process 3177 attached [pid 3176] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3176] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3176] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3177] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3177] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3177] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3177] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3176] <... futex resumed>) = 0 [pid 3176] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3176] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3177] <... sendmsg resumed>) = 0 [pid 3176] <... futex resumed>) = 0 [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3176] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3176] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3176] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3178]}, 88) = 3178 [pid 3176] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3176] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3176] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3178 attached [pid 3178] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3178] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3178] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3176] <... futex resumed>) = 0 [pid 3178] <... futex resumed>) = 1 [pid 3177] <... sendmsg resumed>) = 0 [pid 3178] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3177] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3177] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3176] exit_group(0) = ? [pid 3178] <... futex resumed>) = ? [pid 3177] <... futex resumed>) = ? [pid 3178] +++ exited with 0 +++ [pid 3177] +++ exited with 0 +++ [pid 3176] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3176, 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=0x5555735a8690) = 3179 ./strace-static-x86_64: Process 3179 attached [pid 3179] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3179] setpgid(0, 0) = 0 [pid 3179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3179] write(3, "1000", 4) = 4 [pid 3179] close(3) = 0 [pid 3179] write(1, "executing program\n", 18executing program ) = 18 [pid 3179] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3179] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3179] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3179] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3179] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3180]}, 88) = 3180 ./strace-static-x86_64: Process 3180 attached [pid 3179] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3179] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3179] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3180] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3180] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3180] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3180] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3179] <... futex resumed>) = 0 [pid 3179] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3179] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3179] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3179] <... mprotect resumed>) = 0 [pid 3179] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3181 attached [pid 3180] <... sendmsg resumed>) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3179] <... clone3 resumed> => {parent_tid=[3181]}, 88) = 3181 [pid 3180] <... sendmsg resumed>) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3179] rt_sigprocmask(SIG_SETMASK, [], [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3181] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3179] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3180] <... sendmsg resumed>) = 0 [pid 3180] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3179] <... futex resumed>) = 0 [pid 3180] <... futex resumed>) = 0 [pid 3180] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3179] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3181] <... set_robust_list resumed>) = 0 [pid 3181] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3181] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3181] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3179] <... futex resumed>) = 0 [pid 3181] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3179] exit_group(0 [pid 3181] <... futex resumed>) = ? [pid 3180] <... futex resumed>) = ? [pid 3179] <... exit_group resumed>) = ? [pid 3181] +++ exited with 0 +++ [pid 3180] +++ exited with 0 +++ [pid 3179] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3179, 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 3182 attached , child_tidptr=0x5555735a8690) = 3182 [pid 3182] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3182] setpgid(0, 0) = 0 [pid 3182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3182] write(3, "1000", 4) = 4 [pid 3182] close(3) = 0 [pid 3182] write(1, "executing program\n", 18executing program ) = 18 [pid 3182] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3182] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3182] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3182] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3182] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3183]}, 88) = 3183 [pid 3182] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3182] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3182] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3183 attached [pid 3183] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3183] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3183] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3183] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3182] <... futex resumed>) = 0 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3182] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3182] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3183] <... sendmsg resumed>) = 0 [pid 3182] <... mmap resumed>) = 0x7f6c2d581000 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3182] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3183] <... sendmsg resumed>) = 0 [pid 3182] <... mprotect resumed>) = 0 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3182] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3183] <... sendmsg resumed>) = 0 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3182] <... clone3 resumed> => {parent_tid=[3184]}, 88) = 3184 [pid 3182] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3184 attached [pid 3183] <... sendmsg resumed>) = 0 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3183] <... sendmsg resumed>) = 0 [pid 3182] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3182] <... futex resumed>) = 0 [pid 3183] <... sendmsg resumed>) = 0 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3182] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3184] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3183] <... sendmsg resumed>) = 0 [pid 3184] <... set_robust_list resumed>) = 0 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3184] rt_sigprocmask(SIG_SETMASK, [], [pid 3183] <... sendmsg resumed>) = 0 [pid 3184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3184] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3183] <... sendmsg resumed>) = 0 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3184] <... setsockopt resumed>) = 0 [pid 3183] <... sendmsg resumed>) = 0 [pid 3184] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3182] <... futex resumed>) = 0 [pid 3183] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3184] <... futex resumed>) = 1 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3184] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3183] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3183] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3182] exit_group(0 [pid 3183] <... futex resumed>) = ? [pid 3184] <... futex resumed>) = ? [pid 3182] <... exit_group resumed>) = ? [pid 3183] +++ exited with 0 +++ [pid 3184] +++ exited with 0 +++ [pid 3182] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3182, 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=0x5555735a8690) = 3185 ./strace-static-x86_64: Process 3185 attached [pid 3185] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3185] setpgid(0, 0) = 0 [pid 3185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3185] write(3, "1000", 4) = 4 [pid 3185] close(3) = 0 [pid 3185] write(1, "executing program\n", 18executing program ) = 18 [pid 3185] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3185] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3185] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3185] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3185] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3185] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3185] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3186 attached => {parent_tid=[3186]}, 88) = 3186 [pid 3185] rt_sigprocmask(SIG_SETMASK, [], [pid 3186] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3186] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3186] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3185] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3186] <... futex resumed>) = 0 [pid 3186] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3185] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3186] <... socketpair resumed>[3, 4]) = 0 [pid 3186] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3185] <... futex resumed>) = 0 [pid 3186] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3185] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3185] <... futex resumed>) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3185] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3186] <... sendmsg resumed>) = 0 [pid 3185] <... futex resumed>) = 0 [pid 3185] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3185] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3186] <... sendmsg resumed>) = 0 [pid 3185] <... mprotect resumed>) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3185] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3185] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3186] <... sendmsg resumed>) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3185] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3187 attached [pid 3185] <... clone3 resumed> => {parent_tid=[3187]}, 88) = 3187 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3185] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3185] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3185] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3187] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3187] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3187] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3187] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3185] <... futex resumed>) = 0 [pid 3187] <... futex resumed>) = 1 [pid 3187] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3186] <... sendmsg resumed>) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3186] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3185] exit_group(0) = ? [pid 3186] <... futex resumed>) = ? [pid 3186] +++ exited with 0 +++ [pid 3187] <... futex resumed>) = ? [pid 3187] +++ exited with 0 +++ [pid 3185] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3185, 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=0x5555735a8690) = 3188 ./strace-static-x86_64: Process 3188 attached [pid 3188] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3188] setpgid(0, 0) = 0 [pid 3188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3188] write(3, "1000", 4) = 4 [pid 3188] close(3) = 0 [pid 3188] write(1, "executing program\n", 18executing program ) = 18 [pid 3188] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3188] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3188] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3188] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3188] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3189]}, 88) = 3189 ./strace-static-x86_64: Process 3189 attached [pid 3188] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3188] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3188] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3189] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3189] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3189] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3189] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3188] <... futex resumed>) = 0 [pid 3188] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3188] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3189] <... sendmsg resumed>) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] <... mprotect resumed>) = 0 [pid 3189] <... sendmsg resumed>) = 0 [pid 3188] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3189] <... sendmsg resumed>) = 0 [pid 3188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3190 attached ) = 0 [pid 3188] <... clone3 resumed> => {parent_tid=[3190]}, 88) = 3190 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] rt_sigprocmask(SIG_SETMASK, [], [pid 3189] <... sendmsg resumed>) = 0 [pid 3188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3189] <... sendmsg resumed>) = 0 [pid 3188] <... futex resumed>) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3189] <... sendmsg resumed>) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3189] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3190] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3190] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3190] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3188] <... futex resumed>) = 0 [pid 3190] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3188] exit_group(0 [pid 3190] <... futex resumed>) = ? [pid 3189] <... futex resumed>) = ? [pid 3188] <... exit_group resumed>) = ? [pid 3190] +++ exited with 0 +++ [pid 3189] +++ exited with 0 +++ [pid 3188] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3188, 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=0x5555735a8690) = 3191 ./strace-static-x86_64: Process 3191 attached [pid 3191] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3191] setpgid(0, 0) = 0 [pid 3191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3191] write(3, "1000", 4) = 4 [pid 3191] close(3executing program ) = 0 [pid 3191] write(1, "executing program\n", 18) = 18 [pid 3191] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3191] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3191] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3191] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3191] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3191] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3191] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3192]}, 88) = 3192 ./strace-static-x86_64: Process 3192 attached [pid 3191] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3191] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3191] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3192] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3192] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3192] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3192] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3191] <... futex resumed>) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3191] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3191] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3191] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3191] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3191] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3191] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3193]}, 88) = 3193 [pid 3191] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3191] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3191] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3192] <... sendmsg resumed>) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3193 attached [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3193] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3192] <... sendmsg resumed>) = 0 [pid 3193] <... set_robust_list resumed>) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3193] rt_sigprocmask(SIG_SETMASK, [], [pid 3192] <... sendmsg resumed>) = 0 [pid 3193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3193] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3192] <... sendmsg resumed>) = 0 [pid 3193] <... setsockopt resumed>) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3193] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3192] <... sendmsg resumed>) = 0 [pid 3193] <... futex resumed>) = 1 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3191] <... futex resumed>) = 0 [pid 3193] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3192] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3192] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3191] exit_group(0 [pid 3193] <... futex resumed>) = ? [pid 3192] <... futex resumed>) = ? [pid 3191] <... exit_group resumed>) = ? [pid 3193] +++ exited with 0 +++ [pid 3192] +++ exited with 0 +++ [pid 3191] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3191, 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 3194 attached , child_tidptr=0x5555735a8690) = 3194 [pid 3194] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3194] setpgid(0, 0) = 0 [pid 3194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3194] write(3, "1000", 4) = 4 [pid 3194] close(3) = 0 executing program [pid 3194] write(1, "executing program\n", 18) = 18 [pid 3194] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3194] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3194] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3194] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3194] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3195]}, 88) = 3195 ./strace-static-x86_64: Process 3195 attached [pid 3195] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3194] rt_sigprocmask(SIG_SETMASK, [], [pid 3195] <... set_robust_list resumed>) = 0 [pid 3194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3195] rt_sigprocmask(SIG_SETMASK, [], [pid 3194] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3194] <... futex resumed>) = 0 [pid 3195] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3194] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3195] <... socketpair resumed>[3, 4]) = 0 [pid 3195] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3194] <... futex resumed>) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3194] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3194] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3194] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3194] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3196]}, 88) = 3196 [pid 3195] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3196 attached [pid 3196] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3194] rt_sigprocmask(SIG_SETMASK, [], [pid 3196] <... set_robust_list resumed>) = 0 [pid 3194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3196] rt_sigprocmask(SIG_SETMASK, [], [pid 3194] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3194] <... futex resumed>) = 0 [pid 3196] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3194] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3196] <... setsockopt resumed>) = 0 [pid 3196] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3194] <... futex resumed>) = 0 [pid 3196] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3195] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3195] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3194] exit_group(0 [pid 3195] <... futex resumed>) = ? [pid 3194] <... exit_group resumed>) = ? [pid 3196] <... futex resumed>) = ? [pid 3195] +++ exited with 0 +++ [pid 3196] +++ exited with 0 +++ [pid 3194] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3194, 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=0x5555735a8690) = 3197 ./strace-static-x86_64: Process 3197 attached [pid 3197] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3197] setpgid(0, 0) = 0 [pid 3197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3197] write(3, "1000", 4) = 4 [pid 3197] close(3executing program ) = 0 [pid 3197] write(1, "executing program\n", 18) = 18 [pid 3197] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3197] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3197] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3197] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3197] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3198 attached => {parent_tid=[3198]}, 88) = 3198 [pid 3198] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3197] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3197] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3197] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3198] <... set_robust_list resumed>) = 0 [pid 3198] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3198] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3198] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3198] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3197] <... futex resumed>) = 0 [pid 3197] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3198] <... futex resumed>) = 0 [pid 3197] <... futex resumed>) = 1 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3197] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3198] <... sendmsg resumed>) = 0 [pid 3197] <... futex resumed>) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3198] <... sendmsg resumed>) = 0 [pid 3197] <... mmap resumed>) = 0x7f6c2d581000 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3197] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3198] <... sendmsg resumed>) = 0 [pid 3197] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3197] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3198] <... sendmsg resumed>) = 0 [pid 3198] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3198] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3199 attached [pid 3197] <... clone3 resumed> => {parent_tid=[3199]}, 88) = 3199 [pid 3197] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3197] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3197] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3199] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3199] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3199] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3199] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3197] <... futex resumed>) = 0 [pid 3197] exit_group(0 [pid 3199] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 3198] <... futex resumed>) = ? [pid 3197] <... exit_group resumed>) = ? [pid 3198] +++ exited with 0 +++ [pid 3199] +++ exited with 0 +++ [pid 3197] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3197, 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=0x5555735a8690) = 3200 ./strace-static-x86_64: Process 3200 attached [pid 3200] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3200] setpgid(0, 0) = 0 [pid 3200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3200] write(3, "1000", 4) = 4 [pid 3200] close(3executing program ) = 0 [pid 3200] write(1, "executing program\n", 18) = 18 [pid 3200] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3200] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3200] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3200] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3200] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3200] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3201 attached => {parent_tid=[3201]}, 88) = 3201 [pid 3200] rt_sigprocmask(SIG_SETMASK, [], [pid 3201] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3201] <... set_robust_list resumed>) = 0 [pid 3200] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3201] rt_sigprocmask(SIG_SETMASK, [], [pid 3200] <... futex resumed>) = 0 [pid 3201] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3200] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3201] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3201] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3201] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3200] <... futex resumed>) = 0 [pid 3200] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3201] <... futex resumed>) = 0 [pid 3200] <... futex resumed>) = 1 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3200] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3201] <... sendmsg resumed>) = 0 [pid 3200] <... futex resumed>) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3201] <... sendmsg resumed>) = 0 [pid 3200] <... mmap resumed>) = 0x7f6c2d581000 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3200] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3201] <... sendmsg resumed>) = 0 [pid 3200] <... mprotect resumed>) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3200] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3200] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3201] <... sendmsg resumed>) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3202 attached [pid 3202] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3200] <... clone3 resumed> => {parent_tid=[3202]}, 88) = 3202 [pid 3202] <... set_robust_list resumed>) = 0 [pid 3200] rt_sigprocmask(SIG_SETMASK, [], [pid 3201] <... sendmsg resumed>) = 0 [pid 3200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3200] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3201] <... sendmsg resumed>) = 0 [pid 3200] <... futex resumed>) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3200] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3201] <... sendmsg resumed>) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3202] rt_sigprocmask(SIG_SETMASK, [], [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3201] <... sendmsg resumed>) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3202] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3201] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3201] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3202] <... setsockopt resumed>) = 0 [pid 3202] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3200] <... futex resumed>) = 0 [pid 3202] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3200] exit_group(0 [pid 3202] <... futex resumed>) = ? [pid 3201] <... futex resumed>) = ? [pid 3200] <... exit_group resumed>) = ? [pid 3202] +++ exited with 0 +++ [pid 3201] +++ exited with 0 +++ [pid 3200] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3200, 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=0x5555735a8690) = 3203 ./strace-static-x86_64: Process 3203 attached [pid 3203] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3203] setpgid(0, 0) = 0 [pid 3203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3203] write(3, "1000", 4) = 4 [pid 3203] close(3) = 0 [pid 3203] write(1, "executing program\n", 18executing program ) = 18 [pid 3203] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3203] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3203] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3203] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3203] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3204]}, 88) = 3204 ./strace-static-x86_64: Process 3204 attached [pid 3203] rt_sigprocmask(SIG_SETMASK, [], [pid 3204] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3203] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3203] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3204] <... set_robust_list resumed>) = 0 [pid 3204] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3204] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3204] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3203] <... futex resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... futex resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... futex resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... mmap resumed>) = 0x7f6c2d581000 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3203] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] <... mprotect resumed>) = 0 [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3203] <... clone3 resumed> => {parent_tid=[3205]}, 88) = 3205 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] rt_sigprocmask(SIG_SETMASK, [], [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... futex resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3204] <... sendmsg resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3204] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3205 attached [pid 3205] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3205] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3205] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3205] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3203] <... futex resumed>) = 0 [pid 3203] exit_group(0 [pid 3204] <... futex resumed>) = ? [pid 3203] <... exit_group resumed>) = ? [pid 3205] <... futex resumed>) = ? [pid 3204] +++ exited with 0 +++ [pid 3205] +++ exited with 0 +++ [pid 3203] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3203, 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=0x5555735a8690) = 3206 ./strace-static-x86_64: Process 3206 attached [pid 3206] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3206] setpgid(0, 0) = 0 [pid 3206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3206] write(3, "1000", 4) = 4 [pid 3206] close(3) = 0 [pid 3206] write(1, "executing program\n", 18executing program ) = 18 [pid 3206] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3206] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3206] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3206] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3206] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3206] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3206] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3207]}, 88) = 3207 ./strace-static-x86_64: Process 3207 attached [pid 3206] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3206] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3206] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3207] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3207] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3207] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3207] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3206] <... futex resumed>) = 0 [pid 3206] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3206] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3206] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3206] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3206] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3206] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3208]}, 88) = 3208 ./strace-static-x86_64: Process 3208 attached [pid 3207] <... sendmsg resumed>) = 0 [pid 3208] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3206] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3208] <... set_robust_list resumed>) = 0 [pid 3208] rt_sigprocmask(SIG_SETMASK, [], [pid 3206] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3206] <... futex resumed>) = 0 [pid 3208] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3206] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3208] <... setsockopt resumed>) = 0 [pid 3208] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3206] <... futex resumed>) = 0 [pid 3208] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3207] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3206] exit_group(0 [pid 3208] <... futex resumed>) = ? [pid 3207] <... futex resumed>) = ? [pid 3206] <... exit_group resumed>) = ? [pid 3208] +++ exited with 0 +++ [pid 3207] +++ exited with 0 +++ [pid 3206] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3206, 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 3209 attached , child_tidptr=0x5555735a8690) = 3209 [pid 3209] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3209] setpgid(0, 0) = 0 [pid 3209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3209] write(3, "1000", 4) = 4 [pid 3209] close(3) = 0 [pid 3209] write(1, "executing program\n", 18executing program ) = 18 [pid 3209] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3209] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3209] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3209] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3209] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3209] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3209] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3210 attached => {parent_tid=[3210]}, 88) = 3210 [pid 3210] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3210] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3210] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3209] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3209] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3210] <... futex resumed>) = 0 [pid 3209] <... futex resumed>) = 1 [pid 3210] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3209] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3210] <... socketpair resumed>[3, 4]) = 0 [pid 3210] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3209] <... futex resumed>) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3209] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3210] <... sendmsg resumed>) = 0 [pid 3209] <... futex resumed>) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3209] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3210] <... sendmsg resumed>) = 0 [pid 3209] <... futex resumed>) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3209] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3210] <... sendmsg resumed>) = 0 [pid 3209] <... mmap resumed>) = 0x7f6c2d581000 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3209] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3210] <... sendmsg resumed>) = 0 [pid 3209] <... mprotect resumed>) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3209] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3210] <... sendmsg resumed>) = 0 [pid 3209] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3209] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3210] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3211 attached [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3209] <... clone3 resumed> => {parent_tid=[3211]}, 88) = 3211 [pid 3210] <... sendmsg resumed>) = 0 [pid 3209] rt_sigprocmask(SIG_SETMASK, [], [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3210] <... sendmsg resumed>) = 0 [pid 3209] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3211] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3209] <... futex resumed>) = 0 [pid 3210] <... sendmsg resumed>) = 0 [pid 3209] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3211] <... set_robust_list resumed>) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3211] rt_sigprocmask(SIG_SETMASK, [], [pid 3210] <... sendmsg resumed>) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3210] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3210] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3211] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3211] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3209] <... futex resumed>) = 0 [pid 3211] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3209] exit_group(0 [pid 3211] <... futex resumed>) = ? [pid 3210] <... futex resumed>) = ? [pid 3209] <... exit_group resumed>) = ? [pid 3211] +++ exited with 0 +++ [pid 3210] +++ exited with 0 +++ [pid 3209] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3209, 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 3212 attached , child_tidptr=0x5555735a8690) = 3212 [pid 3212] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3212] setpgid(0, 0) = 0 [pid 3212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3212] write(3, "1000", 4) = 4 [pid 3212] close(3) = 0 executing program [pid 3212] write(1, "executing program\n", 18) = 18 [pid 3212] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3212] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3212] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3212] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3212] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3212] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3212] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3213 attached => {parent_tid=[3213]}, 88) = 3213 [pid 3213] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3212] rt_sigprocmask(SIG_SETMASK, [], [pid 3213] rt_sigprocmask(SIG_SETMASK, [], [pid 3212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3213] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3212] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3213] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3212] <... futex resumed>) = 0 [pid 3213] <... socketpair resumed>[3, 4]) = 0 [pid 3212] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3213] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3212] <... futex resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] <... futex resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] <... futex resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] <... mmap resumed>) = 0x7f6c2d581000 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] <... mprotect resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3213] <... sendmsg resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] <... clone3 resumed> => {parent_tid=[3214]}, 88) = 3214 [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] rt_sigprocmask(SIG_SETMASK, [], [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] <... futex resumed>) = 0 [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3214 attached [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3214] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3213] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3214] <... set_robust_list resumed>) = 0 [pid 3214] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3214] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3214] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3212] <... futex resumed>) = 0 [pid 3214] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3212] exit_group(0 [pid 3214] <... futex resumed>) = ? [pid 3213] <... futex resumed>) = ? [pid 3212] <... exit_group resumed>) = ? [pid 3214] +++ exited with 0 +++ [pid 3213] +++ exited with 0 +++ [pid 3212] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3212, 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 3215 attached , child_tidptr=0x5555735a8690) = 3215 [pid 3215] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3215] setpgid(0, 0) = 0 [pid 3215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3215] write(3, "1000", 4) = 4 [pid 3215] close(3) = 0 executing program [pid 3215] write(1, "executing program\n", 18) = 18 [pid 3215] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3215] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3215] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3215] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3215] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3215] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3215] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3216 attached => {parent_tid=[3216]}, 88) = 3216 [pid 3216] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3215] rt_sigprocmask(SIG_SETMASK, [], [pid 3216] <... set_robust_list resumed>) = 0 [pid 3215] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3216] rt_sigprocmask(SIG_SETMASK, [], [pid 3215] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3215] <... futex resumed>) = 0 [pid 3216] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3215] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3216] <... socketpair resumed>[3, 4]) = 0 [pid 3216] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3215] <... futex resumed>) = 0 [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3215] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3215] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3215] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3215] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3215] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3215] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3217]}, 88) = 3217 [pid 3215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3215] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3215] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3217 attached [pid 3217] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3217] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3217] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3217] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3215] <... futex resumed>) = 0 [pid 3217] <... futex resumed>) = 1 [pid 3217] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3216] <... sendmsg resumed>) = 0 [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3216] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3215] exit_group(0) = ? [pid 3217] <... futex resumed>) = ? [pid 3216] <... futex resumed>) = ? [pid 3216] +++ exited with 0 +++ [pid 3217] +++ exited with 0 +++ [pid 3215] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3215, 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=0x5555735a8690) = 3218 ./strace-static-x86_64: Process 3218 attached [pid 3218] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3218] setpgid(0, 0) = 0 [pid 3218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3218] write(3, "1000", 4executing program ) = 4 [pid 3218] close(3) = 0 [pid 3218] write(1, "executing program\n", 18) = 18 [pid 3218] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3218] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3218] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3218] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3218] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3219]}, 88) = 3219 ./strace-static-x86_64: Process 3219 attached [pid 3219] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3219] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3219] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3218] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3218] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3219] <... futex resumed>) = 0 [pid 3219] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3219] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3218] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3218] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3219] <... futex resumed>) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3218] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3219] <... sendmsg resumed>) = 0 [pid 3218] <... mmap resumed>) = 0x7f6c2d581000 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3218] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3218] <... mprotect resumed>) = 0 [pid 3218] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3220]}, 88) = 3220 ./strace-static-x86_64: Process 3220 attached [pid 3219] <... sendmsg resumed>) = 0 [pid 3220] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3218] rt_sigprocmask(SIG_SETMASK, [], [pid 3219] <... sendmsg resumed>) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3220] <... set_robust_list resumed>) = 0 [pid 3218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3219] <... sendmsg resumed>) = 0 [pid 3218] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3220] rt_sigprocmask(SIG_SETMASK, [], [pid 3218] <... futex resumed>) = 0 [pid 3220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3218] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3220] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3220] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3218] <... futex resumed>) = 0 [pid 3220] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3218] exit_group(0 [pid 3220] <... futex resumed>) = ? [pid 3219] <... futex resumed>) = ? [pid 3218] <... exit_group resumed>) = ? [pid 3220] +++ exited with 0 +++ [pid 3219] +++ exited with 0 +++ [pid 3218] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3218, 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 3221 attached , child_tidptr=0x5555735a8690) = 3221 [pid 3221] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3221] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3221] setpgid(0, 0) = 0 [pid 3221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3221] write(3, "1000", 4) = 4 [pid 3221] close(3) = 0 [pid 3221] write(1, "executing program\n", 18executing program ) = 18 [pid 3221] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3221] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3221] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3221] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3221] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3222 attached => {parent_tid=[3222]}, 88) = 3222 [pid 3222] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3221] rt_sigprocmask(SIG_SETMASK, [], [pid 3222] <... set_robust_list resumed>) = 0 [pid 3221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3222] rt_sigprocmask(SIG_SETMASK, [], [pid 3221] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3221] <... futex resumed>) = 0 [pid 3222] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3221] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3222] <... socketpair resumed>[3, 4]) = 0 [pid 3222] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3221] <... futex resumed>) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] <... futex resumed>) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] <... futex resumed>) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] <... mmap resumed>) = 0x7f6c2d581000 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] <... mprotect resumed>) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3222] <... sendmsg resumed>) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] <... clone3 resumed> => {parent_tid=[3223]}, 88) = 3223 [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] rt_sigprocmask(SIG_SETMASK, [], [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] <... futex resumed>) = 0 [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3223 attached [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3223] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3222] <... sendmsg resumed>) = 0 [pid 3222] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3222] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3223] <... set_robust_list resumed>) = 0 [pid 3223] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3223] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3223] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3221] <... futex resumed>) = 0 [pid 3223] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3221] exit_group(0 [pid 3223] <... futex resumed>) = ? [pid 3222] <... futex resumed>) = ? [pid 3221] <... exit_group resumed>) = ? [pid 3223] +++ exited with 0 +++ [pid 3222] +++ exited with 0 +++ [pid 3221] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3221, 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 3224 attached , child_tidptr=0x5555735a8690) = 3224 [pid 3224] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3224] setpgid(0, 0) = 0 [pid 3224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3224] write(3, "1000", 4) = 4 [pid 3224] close(3) = 0 executing program [pid 3224] write(1, "executing program\n", 18) = 18 [pid 3224] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3224] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3224] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3224] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3224] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3224] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3224] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3225 attached => {parent_tid=[3225]}, 88) = 3225 [pid 3224] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3224] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3224] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3225] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3225] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3225] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3224] <... futex resumed>) = 0 [pid 3224] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3224] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3224] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3224] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3224] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3225] <... sendmsg resumed>) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3224] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3225] <... sendmsg resumed>) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3224] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3225] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3225] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3224] <... clone3 resumed> => {parent_tid=[3226]}, 88) = 3226 ./strace-static-x86_64: Process 3226 attached [pid 3224] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3224] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3224] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3226] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3226] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3226] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3224] <... futex resumed>) = 0 [pid 3224] exit_group(0) = ? [pid 3225] <... futex resumed>) = ? [pid 3225] +++ exited with 0 +++ [pid 3226] +++ exited with 0 +++ [pid 3224] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3224, 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=0x5555735a8690) = 3227 ./strace-static-x86_64: Process 3227 attached [pid 3227] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3227] setpgid(0, 0) = 0 [pid 3227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3227] write(3, "1000", 4) = 4 [pid 3227] close(3executing program ) = 0 [pid 3227] write(1, "executing program\n", 18) = 18 [pid 3227] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3227] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3227] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3227] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3227] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3227] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3228]}, 88) = 3228 ./strace-static-x86_64: Process 3228 attached [pid 3228] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3227] rt_sigprocmask(SIG_SETMASK, [], [pid 3228] <... set_robust_list resumed>) = 0 [pid 3227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3228] rt_sigprocmask(SIG_SETMASK, [], [pid 3227] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3227] <... futex resumed>) = 0 [pid 3228] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3227] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3228] <... socketpair resumed>[3, 4]) = 0 [pid 3228] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3227] <... futex resumed>) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3227] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3228] <... sendmsg resumed>) = 0 [pid 3227] <... futex resumed>) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3227] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3227] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3227] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3227] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3228] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3229 attached [pid 3229] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3227] <... clone3 resumed> => {parent_tid=[3229]}, 88) = 3229 [pid 3229] <... set_robust_list resumed>) = 0 [pid 3227] rt_sigprocmask(SIG_SETMASK, [], [pid 3229] rt_sigprocmask(SIG_SETMASK, [], [pid 3227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3227] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3229] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3227] <... futex resumed>) = 0 [pid 3229] <... setsockopt resumed>) = 0 [pid 3227] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3229] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3227] <... futex resumed>) = 0 [pid 3229] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3228] <... sendmsg resumed>) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3228] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3227] exit_group(0 [pid 3229] <... futex resumed>) = ? [pid 3228] <... futex resumed>) = ? [pid 3227] <... exit_group resumed>) = ? [pid 3229] +++ exited with 0 +++ [pid 3228] +++ exited with 0 +++ [pid 3227] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3227, 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=0x5555735a8690) = 3230 ./strace-static-x86_64: Process 3230 attached [pid 3230] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3230] setpgid(0, 0) = 0 [pid 3230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3230] write(3, "1000", 4) = 4 [pid 3230] close(3) = 0 [pid 3230] write(1, "executing program\n", 18executing program ) = 18 [pid 3230] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3230] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3230] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3230] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3230] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3230] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3230] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3231 attached => {parent_tid=[3231]}, 88) = 3231 [pid 3230] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3230] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3230] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3231] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3231] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3231] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3231] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3230] <... futex resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3231] <... sendmsg resumed>) = 0 [pid 3230] <... futex resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3231] <... sendmsg resumed>) = 0 [pid 3230] <... futex resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3231] <... sendmsg resumed>) = 0 [pid 3230] <... mmap resumed>) = 0x7f6c2d581000 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3231] <... sendmsg resumed>) = 0 [pid 3230] <... mprotect resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3231] <... sendmsg resumed>) = 0 [pid 3230] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3232 attached [pid 3231] <... sendmsg resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] <... clone3 resumed> => {parent_tid=[3232]}, 88) = 3232 [pid 3231] <... sendmsg resumed>) = 0 [pid 3230] rt_sigprocmask(SIG_SETMASK, [], [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3231] <... sendmsg resumed>) = 0 [pid 3230] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] <... futex resumed>) = 0 [pid 3231] <... sendmsg resumed>) = 0 [pid 3230] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3232] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3232] <... set_robust_list resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3231] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3232] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3232] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3232] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3230] <... futex resumed>) = 0 [pid 3232] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3230] exit_group(0 [pid 3232] <... futex resumed>) = ? [pid 3231] <... futex resumed>) = ? [pid 3230] <... exit_group resumed>) = ? [pid 3232] +++ exited with 0 +++ [pid 3231] +++ exited with 0 +++ [pid 3230] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3230, 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=0x5555735a8690) = 3233 ./strace-static-x86_64: Process 3233 attached [pid 3233] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3233] setpgid(0, 0) = 0 [pid 3233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3233] write(3, "1000", 4) = 4 [pid 3233] close(3executing program ) = 0 [pid 3233] write(1, "executing program\n", 18) = 18 [pid 3233] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3233] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3233] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3233] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3234]}, 88) = 3234 [pid 3233] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3233] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3233] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3234 attached [pid 3234] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3234] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3234] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3234] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3233] <... futex resumed>) = 0 [pid 3233] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3233] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3233] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3233] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3235 attached ) = 0 [pid 3233] <... clone3 resumed> => {parent_tid=[3235]}, 88) = 3235 [pid 3233] rt_sigprocmask(SIG_SETMASK, [], [pid 3235] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3235] <... set_robust_list resumed>) = 0 [pid 3233] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3235] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3233] <... futex resumed>) = 0 [pid 3235] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3233] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3235] <... setsockopt resumed>) = 0 [pid 3235] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3233] <... futex resumed>) = 0 [pid 3235] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3234] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3233] exit_group(0 [pid 3234] <... futex resumed>) = ? [pid 3234] +++ exited with 0 +++ [pid 3235] <... futex resumed>) = ? [pid 3235] +++ exited with 0 +++ [pid 3233] <... exit_group resumed>) = ? [pid 3233] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3233, 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=0x5555735a8690) = 3236 ./strace-static-x86_64: Process 3236 attached [pid 3236] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3236] setpgid(0, 0) = 0 [pid 3236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3236] write(3, "1000", 4) = 4 [pid 3236] close(3executing program ) = 0 [pid 3236] write(1, "executing program\n", 18) = 18 [pid 3236] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3236] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3236] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3236] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3236] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3237]}, 88) = 3237 [pid 3236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3236] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3236] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3237 attached [pid 3237] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3237] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3237] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3237] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3236] <... futex resumed>) = 0 [pid 3236] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3236] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3236] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3236] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3238]}, 88) = 3238 ./strace-static-x86_64: Process 3238 attached [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3236] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3236] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3238] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3238] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3238] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3238] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3236] <... futex resumed>) = 0 [pid 3238] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3237] <... sendmsg resumed>) = 0 [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3237] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3236] exit_group(0 [pid 3238] <... futex resumed>) = ? [pid 3237] <... futex resumed>) = ? [pid 3236] <... exit_group resumed>) = ? [pid 3238] +++ exited with 0 +++ [pid 3237] +++ exited with 0 +++ [pid 3236] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3236, 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=0x5555735a8690) = 3239 ./strace-static-x86_64: Process 3239 attached [pid 3239] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3239] setpgid(0, 0) = 0 [pid 3239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3239] write(3, "1000", 4) = 4 [pid 3239] close(3) = 0 executing program [pid 3239] write(1, "executing program\n", 18) = 18 [pid 3239] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3239] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3239] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3239] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3239] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3240]}, 88) = 3240 ./strace-static-x86_64: Process 3240 attached [pid 3239] rt_sigprocmask(SIG_SETMASK, [], [pid 3240] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3239] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3239] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3240] <... set_robust_list resumed>) = 0 [pid 3240] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3240] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3240] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3239] <... futex resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3240] <... sendmsg resumed>) = 0 [pid 3239] <... futex resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3240] <... sendmsg resumed>) = 0 [pid 3239] <... futex resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3240] <... sendmsg resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3240] <... sendmsg resumed>) = 0 [pid 3239] <... mprotect resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3240] <... sendmsg resumed>) = 0 [pid 3239] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3240] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3241 attached [pid 3239] <... clone3 resumed> => {parent_tid=[3241]}, 88) = 3241 [pid 3241] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3241] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] rt_sigprocmask(SIG_SETMASK, [], [pid 3241] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3240] <... sendmsg resumed>) = 0 [pid 3239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3239] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3239] <... futex resumed>) = 1 [pid 3241] <... futex resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3241] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3240] <... sendmsg resumed>) = 0 [pid 3241] <... setsockopt resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3241] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3240] <... sendmsg resumed>) = 0 [pid 3241] <... futex resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3241] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3239] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3240] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3240] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3239] exit_group(0 [pid 3240] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 3239] <... exit_group resumed>) = ? [pid 3241] <... futex resumed>) = ? [pid 3240] +++ exited with 0 +++ [pid 3241] +++ exited with 0 +++ [pid 3239] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3239, 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=0x5555735a8690) = 3242 ./strace-static-x86_64: Process 3242 attached [pid 3242] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3242] setpgid(0, 0) = 0 [pid 3242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3242] write(3, "1000", 4) = 4 [pid 3242] close(3) = 0 [pid 3242] write(1, "executing program\n", 18executing program ) = 18 [pid 3242] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3242] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3242] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3242] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3242] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3243]}, 88) = 3243 [pid 3242] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3242] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3242] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3243 attached [pid 3243] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3243] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3243] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3243] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3243] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3242] <... futex resumed>) = 0 [pid 3242] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3242] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3243] <... futex resumed>) = 0 [pid 3242] <... mmap resumed>) = 0x7f6c2d581000 [pid 3242] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3242] <... mprotect resumed>) = 0 [pid 3243] <... sendmsg resumed>) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3242] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3242] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3243] <... sendmsg resumed>) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3243] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3244 attached [pid 3242] <... clone3 resumed> => {parent_tid=[3244]}, 88) = 3244 [pid 3242] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3242] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3242] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3244] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3244] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3244] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3244] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3242] <... futex resumed>) = 0 [pid 3242] exit_group(0) = ? [pid 3243] <... futex resumed>) = ? [pid 3243] +++ exited with 0 +++ [pid 3244] +++ exited with 0 +++ [pid 3242] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3242, 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=0x5555735a8690) = 3245 ./strace-static-x86_64: Process 3245 attached [pid 3245] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3245] setpgid(0, 0) = 0 [pid 3245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3245] write(3, "1000", 4) = 4 [pid 3245] close(3executing program ) = 0 [pid 3245] write(1, "executing program\n", 18) = 18 [pid 3245] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3245] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3245] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3245] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3245] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3246]}, 88) = 3246 ./strace-static-x86_64: Process 3246 attached [pid 3245] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3245] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3245] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3246] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3246] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3246] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3246] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3245] <... futex resumed>) = 0 [pid 3245] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3245] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3245] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3245] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3245] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3247]}, 88) = 3247 [pid 3245] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3245] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3245] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3247 attached [pid 3247] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3247] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3247] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3247] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3245] <... futex resumed>) = 0 [pid 3247] <... futex resumed>) = 1 [pid 3247] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3246] <... sendmsg resumed>) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3246] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3246] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3245] exit_group(0) = ? [pid 3247] <... futex resumed>) = ? [pid 3246] <... futex resumed>) = ? [pid 3247] +++ exited with 0 +++ [pid 3246] +++ exited with 0 +++ [pid 3245] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3245, 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=0x5555735a8690) = 3248 ./strace-static-x86_64: Process 3248 attached [pid 3248] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3248] setpgid(0, 0) = 0 [pid 3248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3248] write(3, "1000", 4) = 4 [pid 3248] close(3executing program ) = 0 [pid 3248] write(1, "executing program\n", 18) = 18 [pid 3248] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3248] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3248] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3248] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3248] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3249]}, 88) = 3249 [pid 3248] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3248] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3248] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3249 attached [pid 3249] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3249] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3249] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3249] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3248] <... futex resumed>) = 0 [pid 3248] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3248] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3248] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3249] <... futex resumed>) = 1 [pid 3248] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3248] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3249] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3250 attached [pid 3250] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3248] <... clone3 resumed> => {parent_tid=[3250]}, 88) = 3250 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3248] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3248] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3248] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3249] <... sendmsg resumed>) = 0 [pid 3250] <... set_robust_list resumed>) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3250] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3250] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3250] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3248] <... futex resumed>) = 0 [pid 3250] <... futex resumed>) = 1 [pid 3249] <... sendmsg resumed>) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3250] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3249] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3249] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3248] exit_group(0 [pid 3250] <... futex resumed>) = ? [pid 3248] <... exit_group resumed>) = ? [pid 3250] +++ exited with 0 +++ [pid 3249] <... futex resumed>) = ? [pid 3249] +++ exited with 0 +++ [pid 3248] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3248, 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=0x5555735a8690) = 3251 ./strace-static-x86_64: Process 3251 attached [pid 3251] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3251] setpgid(0, 0) = 0 [pid 3251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3251] write(3, "1000", 4) = 4 [pid 3251] close(3) = 0 [pid 3251] write(1, "executing program\n", 18executing program ) = 18 [pid 3251] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3251] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3251] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3251] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3252 attached => {parent_tid=[3252]}, 88) = 3252 [pid 3251] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3251] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3252] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3252] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3252] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3252] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3251] <... futex resumed>) = 0 [pid 3251] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3251] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3251] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3253 attached [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3251] <... clone3 resumed> => {parent_tid=[3253]}, 88) = 3253 [pid 3251] rt_sigprocmask(SIG_SETMASK, [], [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3252] <... sendmsg resumed>) = 0 [pid 3251] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3251] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3252] <... sendmsg resumed>) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3253] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3253] <... set_robust_list resumed>) = 0 [pid 3252] <... sendmsg resumed>) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3253] rt_sigprocmask(SIG_SETMASK, [], [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3252] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3253] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3253] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3251] <... futex resumed>) = 0 [pid 3253] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3251] exit_group(0 [pid 3253] <... futex resumed>) = ? [pid 3252] <... futex resumed>) = ? [pid 3251] <... exit_group resumed>) = ? [pid 3252] +++ exited with 0 +++ [pid 3253] +++ exited with 0 +++ [pid 3251] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3251, 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=0x5555735a8690) = 3254 ./strace-static-x86_64: Process 3254 attached [pid 3254] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3254] setpgid(0, 0) = 0 [pid 3254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3254] write(3, "1000", 4) = 4 [pid 3254] close(3executing program ) = 0 [pid 3254] write(1, "executing program\n", 18) = 18 [pid 3254] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3254] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3254] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3254] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3255]}, 88) = 3255 [pid 3254] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3254] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3255 attached [pid 3255] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3255] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3255] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3255] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3254] <... futex resumed>) = 0 [pid 3254] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3254] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3254] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3255] <... futex resumed>) = 1 [pid 3254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3256 attached [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3254] <... clone3 resumed> => {parent_tid=[3256]}, 88) = 3256 [pid 3254] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3254] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3255] <... sendmsg resumed>) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3256] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3255] <... sendmsg resumed>) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3256] <... set_robust_list resumed>) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3256] rt_sigprocmask(SIG_SETMASK, [], [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3255] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3256] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3256] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3256] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3254] <... futex resumed>) = 0 [pid 3254] exit_group(0) = ? [pid 3256] <... futex resumed>) = ? [pid 3256] +++ exited with 0 +++ [pid 3255] <... futex resumed>) = ? [pid 3255] +++ exited with 0 +++ [pid 3254] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3254, 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=0x5555735a8690) = 3257 ./strace-static-x86_64: Process 3257 attached [pid 3257] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3257] setpgid(0, 0) = 0 [pid 3257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3257] write(3, "1000", 4) = 4 [pid 3257] close(3executing program ) = 0 [pid 3257] write(1, "executing program\n", 18) = 18 [pid 3257] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3257] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3257] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3257] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3257] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3258 attached => {parent_tid=[3258]}, 88) = 3258 [pid 3258] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3257] rt_sigprocmask(SIG_SETMASK, [], [pid 3258] <... set_robust_list resumed>) = 0 [pid 3257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3258] rt_sigprocmask(SIG_SETMASK, [], [pid 3257] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3257] <... futex resumed>) = 0 [pid 3258] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3257] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3258] <... socketpair resumed>[3, 4]) = 0 [pid 3258] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3258] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3257] <... futex resumed>) = 0 [pid 3257] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3258] <... futex resumed>) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3257] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3257] <... mmap resumed>) = 0x7f6c2d581000 [pid 3258] <... sendmsg resumed>) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3257] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3258] <... sendmsg resumed>) = 0 [pid 3257] <... mprotect resumed>) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3257] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3258] <... sendmsg resumed>) = 0 [pid 3257] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3257] <... clone3 resumed> => {parent_tid=[3259]}, 88) = 3259 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3257] rt_sigprocmask(SIG_SETMASK, [], [pid 3258] <... sendmsg resumed>) = 0 [pid 3257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3257] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3257] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3258] <... sendmsg resumed>) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3258] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3259 attached [pid 3259] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3259] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3259] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3259] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3257] <... futex resumed>) = 0 [pid 3257] exit_group(0) = ? [pid 3258] <... futex resumed>) = ? [pid 3258] +++ exited with 0 +++ [pid 3259] +++ exited with 0 +++ [pid 3257] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3257, 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 3260 attached , child_tidptr=0x5555735a8690) = 3260 [pid 3260] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3260] setpgid(0, 0) = 0 [pid 3260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3260] write(3, "1000", 4) = 4 [pid 3260] close(3) = 0 [pid 3260] write(1, "executing program\n", 18executing program ) = 18 [pid 3260] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3260] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3260] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3260] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3261 attached => {parent_tid=[3261]}, 88) = 3261 [pid 3261] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3260] rt_sigprocmask(SIG_SETMASK, [], [pid 3261] <... set_robust_list resumed>) = 0 [pid 3260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3261] rt_sigprocmask(SIG_SETMASK, [], [pid 3260] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3260] <... futex resumed>) = 0 [pid 3261] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3260] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3261] <... socketpair resumed>[3, 4]) = 0 [pid 3261] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3260] <... futex resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3261] <... sendmsg resumed>) = 0 [pid 3260] <... futex resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3261] <... sendmsg resumed>) = 0 [pid 3260] <... futex resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3261] <... sendmsg resumed>) = 0 [pid 3260] <... mmap resumed>) = 0x7f6c2d581000 [pid 3260] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3262]}, 88) = 3262 [pid 3260] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3260] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3260] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3262 attached [pid 3262] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3262] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3262] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3262] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3260] <... futex resumed>) = 0 [pid 3262] <... futex resumed>) = 1 [pid 3262] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3261] <... sendmsg resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3261] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3260] exit_group(0) = ? [pid 3261] <... futex resumed>) = ? [pid 3261] +++ exited with 0 +++ [pid 3262] <... futex resumed>) = ? [pid 3262] +++ exited with 0 +++ [pid 3260] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3260, 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=0x5555735a8690) = 3263 ./strace-static-x86_64: Process 3263 attached [pid 3263] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3263] setpgid(0, 0) = 0 [pid 3263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3263] write(3, "1000", 4) = 4 [pid 3263] close(3) = 0 [pid 3263] write(1, "executing program\n", 18executing program ) = 18 [pid 3263] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3263] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3263] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3263] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3263] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3264]}, 88) = 3264 ./strace-static-x86_64: Process 3264 attached [pid 3263] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3263] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3263] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3264] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3264] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3264] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3264] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3263] <... futex resumed>) = 0 [pid 3263] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3263] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3263] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3263] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3263] <... clone3 resumed> => {parent_tid=[3265]}, 88) = 3265 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3263] rt_sigprocmask(SIG_SETMASK, [], [pid 3264] <... sendmsg resumed>) = 0 [pid 3263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3263] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3263] <... futex resumed>) = 0 [pid 3264] <... sendmsg resumed>) = 0 [pid 3263] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3265 attached [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3265] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3264] <... sendmsg resumed>) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3265] <... set_robust_list resumed>) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3265] rt_sigprocmask(SIG_SETMASK, [], [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3264] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3265] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3265] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3263] <... futex resumed>) = 0 [pid 3265] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3263] exit_group(0 [pid 3265] <... futex resumed>) = ? [pid 3264] <... futex resumed>) = ? [pid 3263] <... exit_group resumed>) = ? [pid 3265] +++ exited with 0 +++ [pid 3264] +++ exited with 0 +++ [pid 3263] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3263, 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=0x5555735a8690) = 3266 ./strace-static-x86_64: Process 3266 attached [pid 3266] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3266] setpgid(0, 0) = 0 [pid 3266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3266] write(3, "1000", 4) = 4 [pid 3266] close(3) = 0 [pid 3266] write(1, "executing program\n", 18executing program ) = 18 [pid 3266] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3266] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3266] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3266] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3266] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3267]}, 88) = 3267 [pid 3266] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3266] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3266] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3267 attached [pid 3267] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3267] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3267] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3267] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3266] <... futex resumed>) = 0 [pid 3266] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3266] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3266] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3266] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3268]}, 88) = 3268 [pid 3267] <... futex resumed>) = 1 [pid 3266] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3266] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3266] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3268 attached [pid 3268] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3268] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3268] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3268] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3266] <... futex resumed>) = 0 [pid 3268] <... futex resumed>) = 1 [pid 3268] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3267] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3267] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3266] exit_group(0 [pid 3268] <... futex resumed>) = ? [pid 3266] <... exit_group resumed>) = ? [pid 3267] <... futex resumed>) = ? [pid 3267] +++ exited with 0 +++ [pid 3268] +++ exited with 0 +++ [pid 3266] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3266, 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=0x5555735a8690) = 3269 ./strace-static-x86_64: Process 3269 attached [pid 3269] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3269] setpgid(0, 0) = 0 [pid 3269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3269] write(3, "1000", 4) = 4 [pid 3269] close(3) = 0 executing program [pid 3269] write(1, "executing program\n", 18) = 18 [pid 3269] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3269] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3269] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3269] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3269] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3270]}, 88) = 3270 [pid 3269] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3269] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3269] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3270 attached [pid 3270] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3270] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3270] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3270] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3269] <... futex resumed>) = 0 [pid 3269] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3269] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3269] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3269] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3271]}, 88) = 3271 [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3269] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3269] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3269] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3271 attached [pid 3271] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3271] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3271] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3271] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3269] <... futex resumed>) = 0 [pid 3271] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3270] <... sendmsg resumed>) = 0 [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3270] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3270] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3269] exit_group(0 [pid 3271] <... futex resumed>) = ? [pid 3270] <... futex resumed>) = ? [pid 3269] <... exit_group resumed>) = ? [pid 3271] +++ exited with 0 +++ [pid 3270] +++ exited with 0 +++ [pid 3269] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3269, 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=0x5555735a8690) = 3272 ./strace-static-x86_64: Process 3272 attached [pid 3272] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3272] setpgid(0, 0) = 0 [pid 3272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3272] write(3, "1000", 4) = 4 [pid 3272] close(3) = 0 executing program [pid 3272] write(1, "executing program\n", 18) = 18 [pid 3272] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3272] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3272] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3272] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3272] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3272] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3272] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3273]}, 88) = 3273 ./strace-static-x86_64: Process 3273 attached [pid 3272] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3272] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3272] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3273] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3273] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3273] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3273] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3272] <... futex resumed>) = 0 [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3272] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3273] <... sendmsg resumed>) = 0 [pid 3272] <... futex resumed>) = 0 [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3272] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3273] <... sendmsg resumed>) = 0 [pid 3272] <... futex resumed>) = 0 [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3272] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3273] <... sendmsg resumed>) = 0 [pid 3272] <... mmap resumed>) = 0x7f6c2d581000 [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3272] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3273] <... sendmsg resumed>) = 0 [pid 3272] <... mprotect resumed>) = 0 [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3272] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3273] <... sendmsg resumed>) = 0 [pid 3272] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3272] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3273] <... sendmsg resumed>) = 0 [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3274 attached [pid 3274] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3272] <... clone3 resumed> => {parent_tid=[3274]}, 88) = 3274 [pid 3274] <... set_robust_list resumed>) = 0 [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3272] rt_sigprocmask(SIG_SETMASK, [], [pid 3274] rt_sigprocmask(SIG_SETMASK, [], [pid 3272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3274] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3272] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3274] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3272] <... futex resumed>) = 0 [pid 3274] <... setsockopt resumed>) = 0 [pid 3272] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3274] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3272] <... futex resumed>) = 0 [pid 3274] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3273] <... sendmsg resumed>) = 0 [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3273] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3273] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3272] exit_group(0 [pid 3274] <... futex resumed>) = ? [pid 3273] <... futex resumed>) = ? [pid 3272] <... exit_group resumed>) = ? [pid 3274] +++ exited with 0 +++ [pid 3273] +++ exited with 0 +++ [pid 3272] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3272, 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 3275 attached , child_tidptr=0x5555735a8690) = 3275 [pid 3275] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3275] setpgid(0, 0) = 0 [pid 3275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3275] write(3, "1000", 4) = 4 [pid 3275] close(3) = 0 executing program [pid 3275] write(1, "executing program\n", 18) = 18 [pid 3275] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3275] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3275] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3275] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3275] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3275] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3275] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3276]}, 88) = 3276 [pid 3275] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3275] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3275] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3276 attached [pid 3276] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3276] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3276] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3276] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3275] <... futex resumed>) = 0 [pid 3275] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3275] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3275] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3275] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3275] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3276] <... futex resumed>) = 1 [pid 3275] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3275] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3277]}, 88) = 3277 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3275] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3275] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3275] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3276] <... sendmsg resumed>) = 0 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3277 attached ) = 0 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3277] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3276] <... sendmsg resumed>) = 0 [pid 3277] <... set_robust_list resumed>) = 0 [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3277] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3277] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3277] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3276] <... sendmsg resumed>) = 0 [pid 3275] <... futex resumed>) = 0 [pid 3277] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3276] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3276] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3275] exit_group(0 [pid 3276] <... futex resumed>) = ? [pid 3275] <... exit_group resumed>) = ? [pid 3277] <... futex resumed>) = ? [pid 3277] +++ exited with 0 +++ [pid 3276] +++ exited with 0 +++ [pid 3275] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3275, 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=0x5555735a8690) = 3278 ./strace-static-x86_64: Process 3278 attached [pid 3278] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3278] setpgid(0, 0) = 0 [pid 3278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3278] write(3, "1000", 4) = 4 [pid 3278] close(3) = 0 [pid 3278] write(1, "executing program\n", 18executing program ) = 18 [pid 3278] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3278] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3278] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3278] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3278] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3278] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3278] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3279]}, 88) = 3279 [pid 3278] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3278] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3278] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3279 attached [pid 3279] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3279] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3279] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3279] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3278] <... futex resumed>) = 0 [pid 3278] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3278] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3278] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3278] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3278] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3279] <... sendmsg resumed>) = 0 [pid 3278] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3278] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3280]}, 88) = 3280 [pid 3278] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3278] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3278] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3280 attached [pid 3280] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3280] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3280] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3280] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3278] <... futex resumed>) = 0 [pid 3280] <... futex resumed>) = 1 [pid 3280] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3279] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3279] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3278] exit_group(0) = ? [pid 3279] <... futex resumed>) = ? [pid 3279] +++ exited with 0 +++ [pid 3280] <... futex resumed>) = ? [pid 3280] +++ exited with 0 +++ [pid 3278] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3278, 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=0x5555735a8690) = 3281 ./strace-static-x86_64: Process 3281 attached [pid 3281] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3281] setpgid(0, 0) = 0 [pid 3281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3281] write(3, "1000", 4) = 4 [pid 3281] close(3executing program ) = 0 [pid 3281] write(1, "executing program\n", 18) = 18 [pid 3281] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3281] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3281] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3281] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3281] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3281] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3281] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3282]}, 88) = 3282 ./strace-static-x86_64: Process 3282 attached [pid 3282] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3282] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3282] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3281] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3281] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3282] <... futex resumed>) = 0 [pid 3282] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3281] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3282] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3282] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3281] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3282] <... futex resumed>) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3281] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3281] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3281] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3281] <... mprotect resumed>) = 0 [pid 3282] <... sendmsg resumed>) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3281] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3281] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3281] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3281] <... clone3 resumed> => {parent_tid=[3283]}, 88) = 3283 ./strace-static-x86_64: Process 3283 attached [pid 3282] <... sendmsg resumed>) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3282] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3282] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3281] rt_sigprocmask(SIG_SETMASK, [], [pid 3283] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3281] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3281] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3283] <... set_robust_list resumed>) = 0 [pid 3283] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3283] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3283] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3281] <... futex resumed>) = 0 [pid 3283] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3281] exit_group(0 [pid 3283] <... futex resumed>) = ? [pid 3282] <... futex resumed>) = ? [pid 3281] <... exit_group resumed>) = ? [pid 3283] +++ exited with 0 +++ [pid 3282] +++ exited with 0 +++ [pid 3281] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3281, 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 3284 attached , child_tidptr=0x5555735a8690) = 3284 [pid 3284] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3284] setpgid(0, 0) = 0 [pid 3284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3284] write(3, "1000", 4) = 4 [pid 3284] close(3) = 0 [pid 3284] write(1, "executing program\n", 18executing program ) = 18 [pid 3284] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3284] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3284] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3284] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3284] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3284] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3284] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3285]}, 88) = 3285 [pid 3284] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3284] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3284] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3285 attached [pid 3285] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3285] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3285] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3285] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3284] <... futex resumed>) = 0 [pid 3284] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3284] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3284] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3285] <... futex resumed>) = 1 [pid 3284] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3284] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3284] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3284] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3286 attached [pid 3285] <... sendmsg resumed>) = 0 [pid 3284] <... clone3 resumed> => {parent_tid=[3286]}, 88) = 3286 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3284] rt_sigprocmask(SIG_SETMASK, [], [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3284] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3286] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3284] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3285] <... sendmsg resumed>) = 0 [pid 3286] <... set_robust_list resumed>) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3284] <... futex resumed>) = 0 [pid 3285] <... sendmsg resumed>) = 0 [pid 3284] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3285] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3285] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3286] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3286] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3286] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3284] <... futex resumed>) = 0 [pid 3286] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3284] exit_group(0 [pid 3285] <... futex resumed>) = ? [pid 3284] <... exit_group resumed>) = ? [pid 3285] +++ exited with 0 +++ [pid 3286] <... futex resumed>) = ? [pid 3286] +++ exited with 0 +++ [pid 3284] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3284, 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=0x5555735a8690) = 3287 ./strace-static-x86_64: Process 3287 attached [pid 3287] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3287] setpgid(0, 0) = 0 [pid 3287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3287] write(3, "1000", 4) = 4 [pid 3287] close(3) = 0 [pid 3287] write(1, "executing program\n", 18executing program ) = 18 [pid 3287] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3287] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3287] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3287] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3287] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3287] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3287] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3288]}, 88) = 3288 ./strace-static-x86_64: Process 3288 attached [pid 3288] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3288] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3287] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3287] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3288] <... futex resumed>) = 0 [pid 3288] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3288] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3288] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3287] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3287] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3288] <... futex resumed>) = 0 [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3287] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3288] <... sendmsg resumed>) = 0 [pid 3287] <... futex resumed>) = 0 [pid 3287] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3287] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3287] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3287] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3289]}, 88) = 3289 [pid 3287] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3287] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3287] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3289 attached [pid 3289] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3289] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3289] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3289] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3287] <... futex resumed>) = 0 [pid 3289] <... futex resumed>) = 1 [pid 3289] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3288] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3288] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3287] exit_group(0) = ? [pid 3288] <... futex resumed>) = ? [pid 3289] <... futex resumed>) = ? [pid 3288] +++ exited with 0 +++ [pid 3289] +++ exited with 0 +++ [pid 3287] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3287, 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=0x5555735a8690) = 3290 ./strace-static-x86_64: Process 3290 attached [pid 3290] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3290] setpgid(0, 0) = 0 [pid 3290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3290] write(3, "1000", 4) = 4 [pid 3290] close(3) = 0 executing program [pid 3290] write(1, "executing program\n", 18) = 18 [pid 3290] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3290] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3290] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3290] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3290] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3291]}, 88) = 3291 ./strace-static-x86_64: Process 3291 attached [pid 3290] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3290] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3290] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3291] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3291] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3291] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3290] <... futex resumed>) = 0 [pid 3290] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3290] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3290] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3290] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3290] <... clone3 resumed> => {parent_tid=[3292]}, 88) = 3292 [pid 3290] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3290] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3290] <... futex resumed>) = 0 [pid 3291] <... sendmsg resumed>) = 0 [pid 3290] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3292 attached ) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3292] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3292] <... set_robust_list resumed>) = 0 [pid 3291] <... sendmsg resumed>) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3291] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3291] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3292] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3292] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3292] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3290] <... futex resumed>) = 0 [pid 3290] exit_group(0) = ? [pid 3291] <... futex resumed>) = ? [pid 3291] +++ exited with 0 +++ [pid 3292] +++ exited with 0 +++ [pid 3290] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3290, 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 3293 attached , child_tidptr=0x5555735a8690) = 3293 [pid 3293] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3293] setpgid(0, 0) = 0 [pid 3293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3293] write(3, "1000", 4) = 4 [pid 3293] close(3) = 0 [pid 3293] write(1, "executing program\n", 18executing program ) = 18 [pid 3293] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3293] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3293] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3293] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3293] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3294 attached => {parent_tid=[3294]}, 88) = 3294 [pid 3293] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3293] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3293] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3294] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3294] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3294] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3294] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3293] <... futex resumed>) = 0 [pid 3293] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3293] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3293] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3293] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3293] <... clone3 resumed> => {parent_tid=[3295]}, 88) = 3295 [pid 3293] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3293] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3293] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3295 attached [pid 3295] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3295] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3295] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3295] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3293] <... futex resumed>) = 0 [pid 3295] <... futex resumed>) = 1 [pid 3294] <... sendmsg resumed>) = 0 [pid 3295] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3294] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3294] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3293] exit_group(0) = ? [pid 3295] <... futex resumed>) = ? [pid 3294] <... futex resumed>) = ? [pid 3295] +++ exited with 0 +++ [pid 3294] +++ exited with 0 +++ [pid 3293] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3293, 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=0x5555735a8690) = 3296 ./strace-static-x86_64: Process 3296 attached [pid 3296] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3296] setpgid(0, 0) = 0 [pid 3296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3296] write(3, "1000", 4) = 4 executing program [pid 3296] close(3) = 0 [pid 3296] write(1, "executing program\n", 18) = 18 [pid 3296] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3296] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3296] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3296] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3296] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3297]}, 88) = 3297 ./strace-static-x86_64: Process 3297 attached [pid 3296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3296] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3296] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3297] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3297] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3297] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3297] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3296] <... futex resumed>) = 0 [pid 3296] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3296] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3297] <... futex resumed>) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] <... futex resumed>) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3297] <... sendmsg resumed>) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3296] <... mmap resumed>) = 0x7f6c2d581000 [pid 3296] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3297] <... sendmsg resumed>) = 0 [pid 3296] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3298]}, 88) = 3298 [pid 3296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3296] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3296] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3298 attached ) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3297] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3297] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3298] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3298] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3298] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3296] <... futex resumed>) = 0 [pid 3296] exit_group(0) = ? [pid 3297] <... futex resumed>) = ? [pid 3298] +++ exited with 0 +++ [pid 3297] +++ exited with 0 +++ [pid 3296] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3296, 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=0x5555735a8690) = 3299 ./strace-static-x86_64: Process 3299 attached [pid 3299] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3299] setpgid(0, 0) = 0 [pid 3299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3299] write(3, "1000", 4) = 4 [pid 3299] close(3) = 0 [pid 3299] write(1, "executing program\n", 18executing program ) = 18 [pid 3299] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3299] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3299] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3299] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3300]}, 88) = 3300 [pid 3299] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3300 attached [pid 3300] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3300] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3299] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3300] <... futex resumed>) = 0 [pid 3299] <... futex resumed>) = 1 [pid 3300] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3299] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3300] <... socketpair resumed>[3, 4]) = 0 [pid 3300] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3300] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3299] <... futex resumed>) = 0 [pid 3299] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3300] <... futex resumed>) = 0 [pid 3299] <... futex resumed>) = 1 [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3299] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3300] <... sendmsg resumed>) = 0 [pid 3299] <... futex resumed>) = 0 [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3300] <... sendmsg resumed>) = 0 [pid 3299] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3299] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3299] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3301]}, 88) = 3301 [pid 3300] <... sendmsg resumed>) = 0 [pid 3299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3299] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3299] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3301 attached [pid 3301] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3301] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3301] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3299] <... futex resumed>) = 0 [pid 3301] <... futex resumed>) = 1 [pid 3301] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3300] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3300] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3299] exit_group(0 [pid 3301] <... futex resumed>) = ? [pid 3300] <... futex resumed>) = ? [pid 3299] <... exit_group resumed>) = ? [pid 3301] +++ exited with 0 +++ [pid 3300] +++ exited with 0 +++ [pid 3299] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3299, 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=0x5555735a8690) = 3302 ./strace-static-x86_64: Process 3302 attached [pid 3302] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3302] setpgid(0, 0) = 0 [pid 3302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3302] write(3, "1000", 4) = 4 [pid 3302] close(3) = 0 executing program [pid 3302] write(1, "executing program\n", 18) = 18 [pid 3302] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3302] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3302] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3302] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3302] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3302] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3303 attached => {parent_tid=[3303]}, 88) = 3303 [pid 3302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3302] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3302] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3303] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3303] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3303] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3302] <... futex resumed>) = 0 [pid 3302] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3302] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3302] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3302] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3302] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3304 attached [pid 3302] <... clone3 resumed> => {parent_tid=[3304]}, 88) = 3304 [pid 3304] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3304] <... set_robust_list resumed>) = 0 [pid 3302] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3302] <... futex resumed>) = 0 [pid 3304] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3302] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3304] <... setsockopt resumed>) = 0 [pid 3304] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3302] <... futex resumed>) = 0 [pid 3304] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3303] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3303] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3302] exit_group(0) = ? [pid 3303] <... futex resumed>) = ? [pid 3303] +++ exited with 0 +++ [pid 3304] <... futex resumed>) = ? [pid 3304] +++ exited with 0 +++ [pid 3302] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3302, 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=0x5555735a8690) = 3305 ./strace-static-x86_64: Process 3305 attached [pid 3305] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3305] setpgid(0, 0) = 0 [pid 3305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3305] write(3, "1000", 4) = 4 [pid 3305] close(3executing program ) = 0 [pid 3305] write(1, "executing program\n", 18) = 18 [pid 3305] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3305] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3305] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3305] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3305] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3306 attached => {parent_tid=[3306]}, 88) = 3306 [pid 3306] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3305] rt_sigprocmask(SIG_SETMASK, [], [pid 3306] <... set_robust_list resumed>) = 0 [pid 3305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3306] rt_sigprocmask(SIG_SETMASK, [], [pid 3305] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3305] <... futex resumed>) = 0 [pid 3306] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3305] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3306] <... socketpair resumed>[3, 4]) = 0 [pid 3306] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3305] <... futex resumed>) = 0 [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3305] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3306] <... sendmsg resumed>) = 0 [pid 3305] <... futex resumed>) = 0 [pid 3305] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3305] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3305] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3305] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3305] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3307 attached [pid 3306] <... sendmsg resumed>) = 0 [pid 3307] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3305] <... clone3 resumed> => {parent_tid=[3307]}, 88) = 3307 [pid 3307] <... set_robust_list resumed>) = 0 [pid 3305] rt_sigprocmask(SIG_SETMASK, [], [pid 3307] rt_sigprocmask(SIG_SETMASK, [], [pid 3305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3305] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3307] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3305] <... futex resumed>) = 0 [pid 3307] <... setsockopt resumed>) = 0 [pid 3305] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3307] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3305] <... futex resumed>) = 0 [pid 3307] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3306] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3306] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3305] exit_group(0 [pid 3307] <... futex resumed>) = ? [pid 3306] <... futex resumed>) = ? [pid 3305] <... exit_group resumed>) = ? [pid 3307] +++ exited with 0 +++ [pid 3306] +++ exited with 0 +++ [pid 3305] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3305, 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=0x5555735a8690) = 3308 ./strace-static-x86_64: Process 3308 attached [pid 3308] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3308] setpgid(0, 0) = 0 [pid 3308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3308] write(3, "1000", 4) = 4 [pid 3308] close(3executing program ) = 0 [pid 3308] write(1, "executing program\n", 18) = 18 [pid 3308] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3308] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3308] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3308] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3309]}, 88) = 3309 [pid 3308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3308] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3309 attached ) = 0 [pid 3308] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3309] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3309] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3309] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3308] <... futex resumed>) = 0 [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3308] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3309] <... sendmsg resumed>) = 0 [pid 3308] <... futex resumed>) = 0 [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3308] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3308] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3309] <... sendmsg resumed>) = 0 [pid 3308] <... clone3 resumed> => {parent_tid=[3310]}, 88) = 3310 ./strace-static-x86_64: Process 3310 attached [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3310] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3310] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3308] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3310] <... futex resumed>) = 0 [pid 3308] <... futex resumed>) = 1 [pid 3310] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3308] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3309] <... sendmsg resumed>) = 0 [pid 3310] <... setsockopt resumed>) = 0 [pid 3310] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3310] <... futex resumed>) = 1 [pid 3308] <... futex resumed>) = 0 [pid 3310] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3309] <... sendmsg resumed>) = 0 [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3309] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3309] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3308] exit_group(0 [pid 3310] <... futex resumed>) = ? [pid 3309] <... futex resumed>) = ? [pid 3308] <... exit_group resumed>) = ? [pid 3309] +++ exited with 0 +++ [pid 3310] +++ exited with 0 +++ [pid 3308] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3308, 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 3311 attached , child_tidptr=0x5555735a8690) = 3311 [pid 3311] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3311] setpgid(0, 0) = 0 [pid 3311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3311] write(3, "1000", 4) = 4 [pid 3311] close(3) = 0 [pid 3311] write(1, "executing program\n", 18executing program ) = 18 [pid 3311] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3311] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3311] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3311] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3312]}, 88) = 3312 [pid 3311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3311] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3312 attached [pid 3312] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3312] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3312] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3311] <... futex resumed>) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3311] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3312] <... sendmsg resumed>) = 0 [pid 3311] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3311] <... mprotect resumed>) = 0 [pid 3311] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3312] <... sendmsg resumed>) = 0 [pid 3311] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3313]}, 88) = 3313 [pid 3311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3311] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3313 attached [pid 3313] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3313] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3313] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3311] <... futex resumed>) = 0 [pid 3313] <... futex resumed>) = 1 [pid 3313] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3312] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3312] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3311] exit_group(0 [pid 3313] <... futex resumed>) = ? [pid 3311] <... exit_group resumed>) = ? [pid 3313] +++ exited with 0 +++ [pid 3312] <... futex resumed>) = ? [pid 3312] +++ exited with 0 +++ [pid 3311] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3311, 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=0x5555735a8690) = 3314 ./strace-static-x86_64: Process 3314 attached [pid 3314] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3314] setpgid(0, 0) = 0 [pid 3314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3314] write(3, "1000", 4) = 4 [pid 3314] close(3) = 0 [pid 3314] write(1, "executing program\n", 18executing program ) = 18 [pid 3314] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3314] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3314] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3314] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3315 attached => {parent_tid=[3315]}, 88) = 3315 [pid 3315] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3315] <... set_robust_list resumed>) = 0 [pid 3314] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3315] rt_sigprocmask(SIG_SETMASK, [], [pid 3314] <... futex resumed>) = 0 [pid 3315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3315] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3314] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3315] <... socketpair resumed>[3, 4]) = 0 [pid 3315] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3314] <... futex resumed>) = 0 [pid 3314] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3314] <... futex resumed>) = 0 [pid 3315] <... sendmsg resumed>) = 0 [pid 3314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3314] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3315] <... sendmsg resumed>) = 0 [pid 3314] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3314] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3315] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3316 attached [pid 3314] <... clone3 resumed> => {parent_tid=[3316]}, 88) = 3316 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3314] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3316] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3316] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3316] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3314] <... futex resumed>) = 0 [pid 3316] <... futex resumed>) = 1 [pid 3315] <... sendmsg resumed>) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3316] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3315] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3315] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3315] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3314] exit_group(0 [pid 3316] <... futex resumed>) = ? [pid 3315] <... futex resumed>) = ? [pid 3314] <... exit_group resumed>) = ? [pid 3315] +++ exited with 0 +++ [pid 3316] +++ exited with 0 +++ [pid 3314] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3314, 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 3317 attached , child_tidptr=0x5555735a8690) = 3317 [pid 3317] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3317] setpgid(0, 0) = 0 [pid 3317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3317] write(3, "1000", 4) = 4 [pid 3317] close(3) = 0 [pid 3317] write(1, "executing program\n", 18executing program ) = 18 [pid 3317] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3317] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3317] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3317] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3317] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3318]}, 88) = 3318 [pid 3317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3317] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3317] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3318 attached [pid 3318] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3318] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3318] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3318] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3317] <... futex resumed>) = 0 [pid 3317] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3317] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3318] <... futex resumed>) = 1 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3317] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3318] <... sendmsg resumed>) = 0 [pid 3317] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3319]}, 88) = 3319 [pid 3317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3317] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3317] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3319 attached ) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3319] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3318] <... sendmsg resumed>) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3319] <... set_robust_list resumed>) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3319] rt_sigprocmask(SIG_SETMASK, [], [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3318] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3319] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3319] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3317] <... futex resumed>) = 0 [pid 3317] exit_group(0) = ? [pid 3319] <... futex resumed>) = ? [pid 3318] <... futex resumed>) = ? [pid 3319] +++ exited with 0 +++ [pid 3318] +++ exited with 0 +++ [pid 3317] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3317, 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=0x5555735a8690) = 3320 ./strace-static-x86_64: Process 3320 attached [pid 3320] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3320] setpgid(0, 0) = 0 [pid 3320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3320] write(3, "1000", 4) = 4 [pid 3320] close(3) = 0 [pid 3320] write(1, "executing program\n", 18executing program ) = 18 [pid 3320] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3320] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3320] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3320] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3321]}, 88) = 3321 ./strace-static-x86_64: Process 3321 attached [pid 3321] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3321] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3320] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3321] <... futex resumed>) = 0 [pid 3321] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3320] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3321] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3321] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3320] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3321] <... futex resumed>) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3320] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3320] <... mmap resumed>) = 0x7f6c2d581000 [pid 3321] <... sendmsg resumed>) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3320] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3320] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3321] <... sendmsg resumed>) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3322 attached [pid 3320] <... clone3 resumed> => {parent_tid=[3322]}, 88) = 3322 [pid 3321] <... sendmsg resumed>) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3322] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3320] rt_sigprocmask(SIG_SETMASK, [], [pid 3322] <... set_robust_list resumed>) = 0 [pid 3322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3321] <... sendmsg resumed>) = 0 [pid 3320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3320] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3322] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3320] <... futex resumed>) = 0 [pid 3322] <... setsockopt resumed>) = 0 [pid 3320] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3322] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3322] <... futex resumed>) = 1 [pid 3320] <... futex resumed>) = 0 [pid 3321] <... sendmsg resumed>) = 0 [pid 3322] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3321] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3320] exit_group(0) = ? [pid 3321] <... futex resumed>) = ? [pid 3321] +++ exited with 0 +++ [pid 3322] <... futex resumed>) = ? [pid 3322] +++ exited with 0 +++ [pid 3320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3320, 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=0x5555735a8690) = 3323 ./strace-static-x86_64: Process 3323 attached [pid 3323] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3323] setpgid(0, 0) = 0 [pid 3323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3323] write(3, "1000", 4) = 4 [pid 3323] close(3) = 0 [pid 3323] write(1, "executing program\n", 18executing program ) = 18 [pid 3323] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3323] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3323] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3323] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3324 attached => {parent_tid=[3324]}, 88) = 3324 [pid 3323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3323] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3324] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3324] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3324] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3324] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3323] <... futex resumed>) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3323] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3324] <... sendmsg resumed>) = 0 [pid 3323] <... futex resumed>) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3323] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3324] <... sendmsg resumed>) = 0 [pid 3323] <... futex resumed>) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3324] <... sendmsg resumed>) = 0 [pid 3323] <... mmap resumed>) = 0x7f6c2d581000 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3323] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3323] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3325]}, 88) = 3325 [pid 3324] <... sendmsg resumed>) = 0 [pid 3323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3323] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3325 attached [pid 3325] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3325] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3325] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3323] <... futex resumed>) = 0 [pid 3325] <... futex resumed>) = 1 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3325] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3324] <... sendmsg resumed>) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3324] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3324] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3323] exit_group(0) = ? [pid 3325] <... futex resumed>) = ? [pid 3325] +++ exited with 0 +++ [pid 3324] <... futex resumed>) = ? [pid 3324] +++ exited with 0 +++ [pid 3323] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3323, 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=0x5555735a8690) = 3326 ./strace-static-x86_64: Process 3326 attached [pid 3326] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3326] setpgid(0, 0) = 0 [pid 3326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3326] write(3, "1000", 4) = 4 [pid 3326] close(3) = 0 [pid 3326] write(1, "executing program\n", 18executing program ) = 18 [pid 3326] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3326] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3326] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3326] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3326] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3326] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3326] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3327]}, 88) = 3327 ./strace-static-x86_64: Process 3327 attached [pid 3327] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3327] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3326] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3326] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3327] <... futex resumed>) = 0 [pid 3327] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3326] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3327] <... socketpair resumed>[3, 4]) = 0 [pid 3327] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3327] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3326] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3327] <... futex resumed>) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3326] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3327] <... sendmsg resumed>) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3326] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3327] <... sendmsg resumed>) = 0 [pid 3326] <... mprotect resumed>) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3326] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3328 attached ) = 0 [pid 3326] <... clone3 resumed> => {parent_tid=[3328]}, 88) = 3328 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3327] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3327] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3328] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3328] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3326] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3326] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3328] <... futex resumed>) = 0 [pid 3326] <... futex resumed>) = 1 [pid 3328] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3326] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3328] <... setsockopt resumed>) = 0 [pid 3328] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3326] <... futex resumed>) = 0 [pid 3328] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3326] exit_group(0 [pid 3328] <... futex resumed>) = ? [pid 3327] <... futex resumed>) = ? [pid 3326] <... exit_group resumed>) = ? [pid 3328] +++ exited with 0 +++ [pid 3327] +++ exited with 0 +++ [pid 3326] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3326, 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=0x5555735a8690) = 3329 ./strace-static-x86_64: Process 3329 attached [pid 3329] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3329] setpgid(0, 0) = 0 [pid 3329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3329] write(3, "1000", 4) = 4 [pid 3329] close(3executing program ) = 0 [pid 3329] write(1, "executing program\n", 18) = 18 [pid 3329] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3329] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3329] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3329] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3329] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3329] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3329] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3330 attached => {parent_tid=[3330]}, 88) = 3330 [pid 3329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3329] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3329] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3330] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3330] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3330] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3330] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3329] <... futex resumed>) = 0 [pid 3329] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3330] <... futex resumed>) = 0 [pid 3329] <... futex resumed>) = 1 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3329] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3330] <... sendmsg resumed>) = 0 [pid 3329] <... futex resumed>) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3329] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3330] <... sendmsg resumed>) = 0 [pid 3329] <... mmap resumed>) = 0x7f6c2d581000 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3329] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3329] <... mprotect resumed>) = 0 [pid 3329] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3330] <... sendmsg resumed>) = 0 [pid 3329] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3329] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3331]}, 88) = 3331 ./strace-static-x86_64: Process 3331 attached [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3331] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3330] <... sendmsg resumed>) = 0 [pid 3331] <... set_robust_list resumed>) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3331] rt_sigprocmask(SIG_SETMASK, [], [pid 3330] <... sendmsg resumed>) = 0 [pid 3331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3331] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3330] <... sendmsg resumed>) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3330] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3330] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3329] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3331] <... futex resumed>) = 0 [pid 3329] <... futex resumed>) = 1 [pid 3331] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3329] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3331] <... setsockopt resumed>) = 0 [pid 3331] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3329] <... futex resumed>) = 0 [pid 3331] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3329] exit_group(0 [pid 3330] <... futex resumed>) = ? [pid 3329] <... exit_group resumed>) = ? [pid 3331] <... futex resumed>) = ? [pid 3330] +++ exited with 0 +++ [pid 3331] +++ exited with 0 +++ [pid 3329] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3329, 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=0x5555735a8690) = 3332 ./strace-static-x86_64: Process 3332 attached [pid 3332] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3332] setpgid(0, 0) = 0 [pid 3332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3332] write(3, "1000", 4) = 4 [pid 3332] close(3executing program ) = 0 [pid 3332] write(1, "executing program\n", 18) = 18 [pid 3332] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3332] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3332] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3332] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3332] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3332] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3332] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3333]}, 88) = 3333 ./strace-static-x86_64: Process 3333 attached [pid 3332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3332] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3332] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3333] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3333] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3333] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3333] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3332] <... futex resumed>) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3332] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3333] <... sendmsg resumed>) = 0 [pid 3332] <... futex resumed>) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3332] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3333] <... sendmsg resumed>) = 0 [pid 3332] <... futex resumed>) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3332] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3333] <... sendmsg resumed>) = 0 [pid 3332] <... mmap resumed>) = 0x7f6c2d581000 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3332] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3333] <... sendmsg resumed>) = 0 [pid 3332] <... mprotect resumed>) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3332] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3333] <... sendmsg resumed>) = 0 [pid 3332] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3332] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3333] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3334 attached [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3332] <... clone3 resumed> => {parent_tid=[3334]}, 88) = 3334 [pid 3333] <... sendmsg resumed>) = 0 [pid 3332] rt_sigprocmask(SIG_SETMASK, [], [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3333] <... sendmsg resumed>) = 0 [pid 3332] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3332] <... futex resumed>) = 0 [pid 3333] <... sendmsg resumed>) = 0 [pid 3332] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3334] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3333] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3333] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3334] <... set_robust_list resumed>) = 0 [pid 3334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3334] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3334] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3332] <... futex resumed>) = 0 [pid 3334] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3332] exit_group(0 [pid 3334] <... futex resumed>) = ? [pid 3333] <... futex resumed>) = ? [pid 3332] <... exit_group resumed>) = ? [pid 3334] +++ exited with 0 +++ [pid 3333] +++ exited with 0 +++ [pid 3332] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3332, 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=0x5555735a8690) = 3335 ./strace-static-x86_64: Process 3335 attached [pid 3335] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3335] setpgid(0, 0) = 0 [pid 3335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3335] write(3, "1000", 4) = 4 [pid 3335] close(3) = 0 executing program [pid 3335] write(1, "executing program\n", 18) = 18 [pid 3335] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3335] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3335] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3335] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3335] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3335] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3336 attached [pid 3336] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3335] <... clone3 resumed> => {parent_tid=[3336]}, 88) = 3336 [pid 3336] <... set_robust_list resumed>) = 0 [pid 3336] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3336] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3335] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3336] <... futex resumed>) = 0 [pid 3335] <... futex resumed>) = 1 [pid 3336] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3335] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3336] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3335] <... futex resumed>) = 0 [pid 3336] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3335] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3335] <... futex resumed>) = 0 [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3335] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3336] <... sendmsg resumed>) = 0 [pid 3335] <... futex resumed>) = 0 [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3336] <... sendmsg resumed>) = 0 [pid 3335] <... mmap resumed>) = 0x7f6c2d581000 [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3335] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3336] <... sendmsg resumed>) = 0 [pid 3335] <... mprotect resumed>) = 0 [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3335] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3336] <... sendmsg resumed>) = 0 [pid 3335] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3335] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3336] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3337 attached [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3335] <... clone3 resumed> => {parent_tid=[3337]}, 88) = 3337 [pid 3337] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3336] <... sendmsg resumed>) = 0 [pid 3335] rt_sigprocmask(SIG_SETMASK, [], [pid 3337] <... set_robust_list resumed>) = 0 [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3337] rt_sigprocmask(SIG_SETMASK, [], [pid 3336] <... sendmsg resumed>) = 0 [pid 3335] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3335] <... futex resumed>) = 0 [pid 3337] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3336] <... sendmsg resumed>) = 0 [pid 3335] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3337] <... setsockopt resumed>) = 0 [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3337] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3336] <... sendmsg resumed>) = 0 [pid 3337] <... futex resumed>) = 1 [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3335] <... futex resumed>) = 0 [pid 3337] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3336] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3336] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3336] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3335] exit_group(0 [pid 3337] <... futex resumed>) = ? [pid 3336] <... futex resumed>) = ? [pid 3335] <... exit_group resumed>) = ? [pid 3337] +++ exited with 0 +++ [pid 3336] +++ exited with 0 +++ [pid 3335] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3335, 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=0x5555735a8690) = 3338 ./strace-static-x86_64: Process 3338 attached [pid 3338] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3338] setpgid(0, 0) = 0 [pid 3338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3338] write(3, "1000", 4) = 4 executing program [pid 3338] close(3) = 0 [pid 3338] write(1, "executing program\n", 18) = 18 [pid 3338] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3338] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3338] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3338] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3338] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3339]}, 88) = 3339 ./strace-static-x86_64: Process 3339 attached [pid 3339] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3339] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3339] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3338] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3339] <... futex resumed>) = 0 [pid 3338] <... futex resumed>) = 1 [pid 3339] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3338] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3339] <... socketpair resumed>[3, 4]) = 0 [pid 3339] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3338] <... futex resumed>) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3338] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3339] <... sendmsg resumed>) = 0 [pid 3338] <... futex resumed>) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3338] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3338] <... futex resumed>) = 0 [pid 3339] <... sendmsg resumed>) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3339] <... sendmsg resumed>) = 0 [pid 3338] <... mmap resumed>) = 0x7f6c2d581000 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3338] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3339] <... sendmsg resumed>) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3338] <... mprotect resumed>) = 0 [pid 3339] <... sendmsg resumed>) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3338] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3338] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3339] <... sendmsg resumed>) = 0 [pid 3338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3339] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3339] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3340 attached [pid 3338] <... clone3 resumed> => {parent_tid=[3340]}, 88) = 3340 [pid 3340] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3338] rt_sigprocmask(SIG_SETMASK, [], [pid 3340] <... set_robust_list resumed>) = 0 [pid 3338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3340] rt_sigprocmask(SIG_SETMASK, [], [pid 3338] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3338] <... futex resumed>) = 0 [pid 3340] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3338] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3340] <... setsockopt resumed>) = 0 [pid 3340] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3338] <... futex resumed>) = 0 [pid 3340] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3338] exit_group(0 [pid 3340] <... futex resumed>) = ? [pid 3339] <... futex resumed>) = ? [pid 3338] <... exit_group resumed>) = ? [pid 3339] +++ exited with 0 +++ [pid 3340] +++ exited with 0 +++ [pid 3338] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3338, 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=0x5555735a8690) = 3341 ./strace-static-x86_64: Process 3341 attached [pid 3341] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3341] setpgid(0, 0) = 0 [pid 3341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3341] write(3, "1000", 4) = 4 [pid 3341] close(3) = 0 executing program [pid 3341] write(1, "executing program\n", 18) = 18 [pid 3341] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3341] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3341] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3341] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3341] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3342]}, 88) = 3342 ./strace-static-x86_64: Process 3342 attached [pid 3341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3341] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3341] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3342] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3342] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3342] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3342] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3341] <... futex resumed>) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3341] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3342] <... sendmsg resumed>) = 0 [pid 3341] <... futex resumed>) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3341] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3342] <... sendmsg resumed>) = 0 [pid 3341] <... futex resumed>) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3342] <... sendmsg resumed>) = 0 [pid 3341] <... mmap resumed>) = 0x7f6c2d581000 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3341] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3342] <... sendmsg resumed>) = 0 [pid 3341] <... mprotect resumed>) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3341] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3342] <... sendmsg resumed>) = 0 [pid 3341] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3342] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3343 attached [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3341] <... clone3 resumed> => {parent_tid=[3343]}, 88) = 3343 [pid 3342] <... sendmsg resumed>) = 0 [pid 3341] rt_sigprocmask(SIG_SETMASK, [], [pid 3343] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3342] <... sendmsg resumed>) = 0 [pid 3341] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3343] <... set_robust_list resumed>) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3341] <... futex resumed>) = 0 [pid 3342] <... sendmsg resumed>) = 0 [pid 3341] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3343] rt_sigprocmask(SIG_SETMASK, [], [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3342] <... sendmsg resumed>) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3343] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3342] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3342] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3343] <... setsockopt resumed>) = 0 [pid 3343] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3341] <... futex resumed>) = 0 [pid 3343] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3341] exit_group(0 [pid 3343] <... futex resumed>) = ? [pid 3342] <... futex resumed>) = ? [pid 3341] <... exit_group resumed>) = ? [pid 3343] +++ exited with 0 +++ [pid 3342] +++ exited with 0 +++ [pid 3341] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3341, 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 3344 attached , child_tidptr=0x5555735a8690) = 3344 [pid 3344] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3344] setpgid(0, 0) = 0 [pid 3344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3344] write(3, "1000", 4) = 4 [pid 3344] close(3executing program ) = 0 [pid 3344] write(1, "executing program\n", 18) = 18 [pid 3344] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3344] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3344] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3344] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3344] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3344] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3345 attached => {parent_tid=[3345]}, 88) = 3345 [pid 3344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3344] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3344] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3345] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3345] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3345] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3345] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3344] <... futex resumed>) = 0 [pid 3344] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3345] <... futex resumed>) = 0 [pid 3344] <... futex resumed>) = 1 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3344] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3345] <... sendmsg resumed>) = 0 [pid 3344] <... futex resumed>) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3344] <... mmap resumed>) = 0x7f6c2d581000 [pid 3345] <... sendmsg resumed>) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3344] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3344] <... mprotect resumed>) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3344] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3345] <... sendmsg resumed>) = 0 [pid 3344] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3344] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3345] <... sendmsg resumed>) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3344] <... clone3 resumed> => {parent_tid=[3346]}, 88) = 3346 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3344] rt_sigprocmask(SIG_SETMASK, [], [pid 3345] <... sendmsg resumed>) = 0 [pid 3344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3344] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3345] <... sendmsg resumed>) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3344] <... futex resumed>) = 0 [pid 3345] <... sendmsg resumed>) = 0 [pid 3344] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3345] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3345] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3346 attached [pid 3346] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3346] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3346] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3344] <... futex resumed>) = 0 [pid 3346] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3344] exit_group(0 [pid 3345] <... futex resumed>) = ? [pid 3344] <... exit_group resumed>) = ? [pid 3345] +++ exited with 0 +++ [pid 3346] <... futex resumed>) = ? [pid 3346] +++ exited with 0 +++ [pid 3344] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3344, 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=0x5555735a8690) = 3347 ./strace-static-x86_64: Process 3347 attached [pid 3347] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3347] setpgid(0, 0) = 0 [pid 3347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3347] write(3, "1000", 4) = 4 [pid 3347] close(3executing program ) = 0 [pid 3347] write(1, "executing program\n", 18) = 18 [pid 3347] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3347] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3347] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3347] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3347] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3347] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3347] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3348 attached => {parent_tid=[3348]}, 88) = 3348 [pid 3347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3347] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3347] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3348] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3348] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3348] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3348] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3347] <... futex resumed>) = 0 [pid 3347] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3347] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3347] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3347] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3347] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3347] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3348] <... sendmsg resumed>) = 0 [pid 3347] <... clone3 resumed> => {parent_tid=[3349]}, 88) = 3349 [pid 3347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3347] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 3349 attached [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3347] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3349] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3349] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3349] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3347] <... futex resumed>) = 0 [pid 3349] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3348] <... sendmsg resumed>) = 0 [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3348] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3348] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3347] exit_group(0 [pid 3348] <... futex resumed>) = ? [pid 3347] <... exit_group resumed>) = ? [pid 3348] +++ exited with 0 +++ [pid 3349] <... futex resumed>) = ? [pid 3349] +++ exited with 0 +++ [pid 3347] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3347, 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=0x5555735a8690) = 3350 ./strace-static-x86_64: Process 3350 attached [pid 3350] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3350] setpgid(0, 0) = 0 [pid 3350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3350] write(3, "1000", 4) = 4 [pid 3350] close(3executing program ) = 0 [pid 3350] write(1, "executing program\n", 18) = 18 [pid 3350] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3350] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3350] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3350] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3351 attached => {parent_tid=[3351]}, 88) = 3351 [pid 3350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3350] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3350] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3351] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3351] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3351] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3351] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3350] <... futex resumed>) = 0 [pid 3350] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3351] <... futex resumed>) = 0 [pid 3350] <... futex resumed>) = 1 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3350] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3351] <... sendmsg resumed>) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] <... futex resumed>) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3351] <... sendmsg resumed>) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3350] <... mmap resumed>) = 0x7f6c2d581000 [pid 3350] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3351] <... sendmsg resumed>) = 0 [pid 3350] <... mprotect resumed>) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3350] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3351] <... sendmsg resumed>) = 0 [pid 3350] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3351] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3351] <... sendmsg resumed>) = 0 [pid 3351] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3351] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3352 attached [pid 3350] <... clone3 resumed> => {parent_tid=[3352]}, 88) = 3352 [pid 3352] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3350] rt_sigprocmask(SIG_SETMASK, [], [pid 3352] <... set_robust_list resumed>) = 0 [pid 3350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3352] rt_sigprocmask(SIG_SETMASK, [], [pid 3350] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3350] <... futex resumed>) = 0 [pid 3352] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3350] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3352] <... setsockopt resumed>) = 0 [pid 3352] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3350] <... futex resumed>) = 0 [pid 3352] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3350] exit_group(0 [pid 3352] <... futex resumed>) = ? [pid 3351] <... futex resumed>) = ? [pid 3350] <... exit_group resumed>) = ? [pid 3351] +++ exited with 0 +++ [pid 3352] +++ exited with 0 +++ [pid 3350] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3350, 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=0x5555735a8690) = 3353 ./strace-static-x86_64: Process 3353 attached [pid 3353] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3353] setpgid(0, 0) = 0 [pid 3353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3353] write(3, "1000", 4) = 4 [pid 3353] close(3executing program ) = 0 [pid 3353] write(1, "executing program\n", 18) = 18 [pid 3353] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3353] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3353] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3353] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3353] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3354 attached => {parent_tid=[3354]}, 88) = 3354 [pid 3354] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3354] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3353] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3354] <... futex resumed>) = 0 [pid 3354] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3353] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3354] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3354] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3353] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3354] <... futex resumed>) = 0 [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3354] <... sendmsg resumed>) = 0 [pid 3353] <... mmap resumed>) = 0x7f6c2d581000 [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3353] <... mprotect resumed>) = 0 [pid 3353] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3355]}, 88) = 3355 [pid 3353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3353] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3353] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3355 attached [pid 3355] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3355] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3355] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3355] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3353] <... futex resumed>) = 0 [pid 3355] <... futex resumed>) = 1 [pid 3355] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3354] <... sendmsg resumed>) = 0 [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3354] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3354] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3353] exit_group(0) = ? [pid 3355] <... futex resumed>) = ? [pid 3355] +++ exited with 0 +++ [pid 3354] <... futex resumed>) = ? [pid 3354] +++ exited with 0 +++ [pid 3353] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3353, 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 3356 attached , child_tidptr=0x5555735a8690) = 3356 [pid 3356] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3356] setpgid(0, 0) = 0 [pid 3356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3356] write(3, "1000", 4) = 4 [pid 3356] close(3executing program ) = 0 [pid 3356] write(1, "executing program\n", 18) = 18 [pid 3356] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3356] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3356] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3356] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3357]}, 88) = 3357 ./strace-static-x86_64: Process 3357 attached [pid 3357] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3357] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3357] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3356] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3357] <... futex resumed>) = 0 [pid 3357] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3357] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3357] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3356] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3356] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3357] <... futex resumed>) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3356] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3356] <... futex resumed>) = 0 [pid 3357] <... sendmsg resumed>) = 0 [pid 3356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3356] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3357] <... sendmsg resumed>) = 0 [pid 3356] <... mprotect resumed>) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3356] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3356] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3358]}, 88) = 3358 [pid 3356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3356] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3356] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3358 attached [pid 3358] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3358] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3358] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3358] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3356] <... futex resumed>) = 0 [pid 3358] <... futex resumed>) = 1 [pid 3358] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3357] <... sendmsg resumed>) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3357] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3357] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3356] exit_group(0) = ? [pid 3358] <... futex resumed>) = ? [pid 3358] +++ exited with 0 +++ [pid 3357] <... futex resumed>) = ? [pid 3357] +++ exited with 0 +++ [pid 3356] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3356, 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=0x5555735a8690) = 3359 ./strace-static-x86_64: Process 3359 attached [pid 3359] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3359] setpgid(0, 0) = 0 [pid 3359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3359] write(3, "1000", 4) = 4 [pid 3359] close(3) = 0 executing program [pid 3359] write(1, "executing program\n", 18) = 18 [pid 3359] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3359] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3359] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3359] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3359] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3360 attached => {parent_tid=[3360]}, 88) = 3360 [pid 3359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3359] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3359] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3360] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3360] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3360] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3360] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3360] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3359] <... futex resumed>) = 0 [pid 3359] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3359] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3359] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3360] <... futex resumed>) = 0 [pid 3359] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3359] <... clone3 resumed> => {parent_tid=[3361]}, 88) = 3361 [pid 3360] <... sendmsg resumed>) = 0 [pid 3359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3359] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3360] <... sendmsg resumed>) = 0 [pid 3359] <... futex resumed>) = 0 [pid 3359] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3361 attached ) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3361] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3360] <... sendmsg resumed>) = 0 [pid 3361] <... set_robust_list resumed>) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3361] rt_sigprocmask(SIG_SETMASK, [], [pid 3360] <... sendmsg resumed>) = 0 [pid 3361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3361] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3361] <... setsockopt resumed>) = 0 [pid 3361] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3361] <... futex resumed>) = 1 [pid 3359] <... futex resumed>) = 0 [pid 3360] <... sendmsg resumed>) = 0 [pid 3361] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3360] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3359] exit_group(0 [pid 3361] <... futex resumed>) = ? [pid 3360] <... futex resumed>) = ? [pid 3359] <... exit_group resumed>) = ? [pid 3361] +++ exited with 0 +++ [pid 3360] +++ exited with 0 +++ [pid 3359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3359, 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 3362 attached , child_tidptr=0x5555735a8690) = 3362 [pid 3362] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3362] setpgid(0, 0) = 0 [pid 3362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3362] write(3, "1000", 4) = 4 [pid 3362] close(3) = 0 [pid 3362] write(1, "executing program\n", 18executing program ) = 18 [pid 3362] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3362] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3362] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3362] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3362] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3363]}, 88) = 3363 ./strace-static-x86_64: Process 3363 attached [pid 3363] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3362] rt_sigprocmask(SIG_SETMASK, [], [pid 3363] <... set_robust_list resumed>) = 0 [pid 3362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3363] rt_sigprocmask(SIG_SETMASK, [], [pid 3362] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3362] <... futex resumed>) = 0 [pid 3363] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3362] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3363] <... socketpair resumed>[3, 4]) = 0 [pid 3363] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3362] <... futex resumed>) = 0 [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3362] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3363] <... sendmsg resumed>) = 0 [pid 3362] <... futex resumed>) = 0 [pid 3362] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3362] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3363] <... sendmsg resumed>) = 0 [pid 3362] <... mprotect resumed>) = 0 [pid 3362] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3362] <... clone3 resumed> => {parent_tid=[3364]}, 88) = 3364 [pid 3363] <... sendmsg resumed>) = 0 [pid 3362] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3362] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3362] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3364 attached [pid 3364] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3364] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3364] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3362] <... futex resumed>) = 0 [pid 3364] <... futex resumed>) = 1 [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3364] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3363] <... sendmsg resumed>) = 0 [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3363] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3362] exit_group(0) = ? [pid 3363] <... futex resumed>) = ? [pid 3364] <... futex resumed>) = ? [pid 3363] +++ exited with 0 +++ [pid 3364] +++ exited with 0 +++ [pid 3362] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3362, 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=0x5555735a8690) = 3365 ./strace-static-x86_64: Process 3365 attached [pid 3365] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3365] setpgid(0, 0) = 0 [pid 3365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3365] write(3, "1000", 4) = 4 [pid 3365] close(3) = 0 executing program [pid 3365] write(1, "executing program\n", 18) = 18 [pid 3365] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3365] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3365] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3365] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3365] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3366]}, 88) = 3366 [pid 3365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3365] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3365] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3366 attached [pid 3366] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3366] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3366] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3366] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3365] <... futex resumed>) = 0 [pid 3365] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3365] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3366] <... futex resumed>) = 1 [pid 3365] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3365] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3365] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3367]}, 88) = 3367 [pid 3365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3365] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3365] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3367 attached [pid 3367] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3367] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3367] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3367] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3365] <... futex resumed>) = 0 [pid 3367] <... futex resumed>) = 1 [pid 3367] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3366] <... sendmsg resumed>) = 0 [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3366] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3365] exit_group(0) = ? [pid 3367] <... futex resumed>) = ? [pid 3366] <... futex resumed>) = ? [pid 3367] +++ exited with 0 +++ [pid 3366] +++ exited with 0 +++ [pid 3365] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3365, 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=0x5555735a8690) = 3368 ./strace-static-x86_64: Process 3368 attached [pid 3368] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3368] setpgid(0, 0) = 0 [pid 3368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3368] write(3, "1000", 4) = 4 [pid 3368] close(3) = 0 [pid 3368] write(1, "executing program\n", 18executing program ) = 18 [pid 3368] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3368] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3368] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3368] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3368] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3369]}, 88) = 3369 ./strace-static-x86_64: Process 3369 attached [pid 3368] rt_sigprocmask(SIG_SETMASK, [], [pid 3369] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3369] <... set_robust_list resumed>) = 0 [pid 3368] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3369] rt_sigprocmask(SIG_SETMASK, [], [pid 3368] <... futex resumed>) = 0 [pid 3369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3368] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3369] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3369] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3368] <... futex resumed>) = 0 [pid 3368] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3368] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3368] <... mmap resumed>) = 0x7f6c2d581000 [pid 3368] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3368] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3369] <... sendmsg resumed>) = 0 [pid 3368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3370 attached ) = 0 [pid 3368] <... clone3 resumed> => {parent_tid=[3370]}, 88) = 3370 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3368] rt_sigprocmask(SIG_SETMASK, [], [pid 3369] <... sendmsg resumed>) = 0 [pid 3368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3368] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3368] <... futex resumed>) = 0 [pid 3369] <... sendmsg resumed>) = 0 [pid 3368] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3370] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3369] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3370] <... set_robust_list resumed>) = 0 [pid 3370] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3370] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3370] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3368] <... futex resumed>) = 0 [pid 3368] exit_group(0) = ? [pid 3369] <... futex resumed>) = ? [pid 3370] +++ exited with 0 +++ [pid 3369] +++ exited with 0 +++ [pid 3368] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3368, 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=0x5555735a8690) = 3371 ./strace-static-x86_64: Process 3371 attached [pid 3371] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3371] setpgid(0, 0) = 0 [pid 3371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3371] write(3, "1000", 4) = 4 [pid 3371] close(3) = 0 [pid 3371] write(1, "executing program\n", 18executing program ) = 18 [pid 3371] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3371] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3371] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3371] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3371] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3371] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3372]}, 88) = 3372 [pid 3371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3371] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3371] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3372 attached [pid 3372] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3372] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3372] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3372] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3371] <... futex resumed>) = 0 [pid 3371] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3371] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3371] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3372] <... futex resumed>) = 1 [pid 3371] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3371] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3373]}, 88) = 3373 ./strace-static-x86_64: Process 3373 attached [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3371] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3371] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3373] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3373] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3373] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3371] <... futex resumed>) = 0 [pid 3373] <... futex resumed>) = 1 [pid 3373] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3372] <... sendmsg resumed>) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3372] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3371] exit_group(0 [pid 3372] <... futex resumed>) = ? [pid 3371] <... exit_group resumed>) = ? [pid 3372] +++ exited with 0 +++ [pid 3373] <... futex resumed>) = ? [pid 3373] +++ exited with 0 +++ [pid 3371] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3371, 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 3374 attached , child_tidptr=0x5555735a8690) = 3374 [pid 3374] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3374] setpgid(0, 0) = 0 [pid 3374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3374] write(3, "1000", 4) = 4 [pid 3374] close(3executing program ) = 0 [pid 3374] write(1, "executing program\n", 18) = 18 [pid 3374] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3374] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3374] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3374] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3374] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3375 attached => {parent_tid=[3375]}, 88) = 3375 [pid 3374] rt_sigprocmask(SIG_SETMASK, [], [pid 3375] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3374] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3374] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3374] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3375] <... set_robust_list resumed>) = 0 [pid 3375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3375] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3375] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3374] <... futex resumed>) = 0 [pid 3374] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3374] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3374] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3374] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3375] <... sendmsg resumed>) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3374] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3374] <... clone3 resumed> => {parent_tid=[3376]}, 88) = 3376 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3374] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3375] <... sendmsg resumed>) = 0 [pid 3374] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3376 attached [pid 3374] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3375] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3376] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3376] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3376] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3374] <... futex resumed>) = 0 [pid 3376] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3374] exit_group(0 [pid 3375] <... futex resumed>) = ? [pid 3374] <... exit_group resumed>) = ? [pid 3375] +++ exited with 0 +++ [pid 3376] <... futex resumed>) = ? [pid 3376] +++ exited with 0 +++ [pid 3374] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3374, 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=0x5555735a8690) = 3377 ./strace-static-x86_64: Process 3377 attached [pid 3377] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3377] setpgid(0, 0) = 0 [pid 3377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3377] write(3, "1000", 4) = 4 [pid 3377] close(3executing program ) = 0 [pid 3377] write(1, "executing program\n", 18) = 18 [pid 3377] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3377] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3377] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3377] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3378 attached [pid 3378] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3378] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3377] <... clone3 resumed> => {parent_tid=[3378]}, 88) = 3378 [pid 3377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3377] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3378] <... futex resumed>) = 0 [pid 3378] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3377] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3378] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3378] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3377] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3378] <... futex resumed>) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3377] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3377] <... mmap resumed>) = 0x7f6c2d581000 [pid 3377] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3377] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3378] <... sendmsg resumed>) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3377] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3378] <... sendmsg resumed>) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3378] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3379 attached [pid 3377] <... clone3 resumed> => {parent_tid=[3379]}, 88) = 3379 [pid 3379] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3379] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3379] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3377] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3379] <... futex resumed>) = 0 [pid 3379] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3377] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3379] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3379] <... futex resumed>) = 0 [pid 3377] exit_group(0 [pid 3379] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3377] <... exit_group resumed>) = ? [pid 3378] <... futex resumed>) = ? [pid 3378] +++ exited with 0 +++ [pid 3379] <... futex resumed>) = ? [pid 3379] +++ exited with 0 +++ [pid 3377] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3377, 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=0x5555735a8690) = 3380 ./strace-static-x86_64: Process 3380 attached [pid 3380] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3380] setpgid(0, 0) = 0 [pid 3380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3380] write(3, "1000", 4) = 4 executing program [pid 3380] close(3) = 0 [pid 3380] write(1, "executing program\n", 18) = 18 [pid 3380] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3380] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3380] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3380] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3381 attached => {parent_tid=[3381]}, 88) = 3381 [pid 3380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3380] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3380] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3381] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3381] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3381] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3381] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3380] <... futex resumed>) = 0 [pid 3380] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3380] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3380] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3381] <... futex resumed>) = 0 [pid 3380] <... mprotect resumed>) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3380] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3380] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3381] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3381] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3380] <... clone3 resumed> => {parent_tid=[3382]}, 88) = 3382 [pid 3380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3380] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3380] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3382 attached [pid 3382] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3382] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3382] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3380] <... futex resumed>) = 0 [pid 3380] exit_group(0 [pid 3381] <... futex resumed>) = ? [pid 3380] <... exit_group resumed>) = ? [pid 3382] <... futex resumed>) = ? [pid 3381] +++ exited with 0 +++ [pid 3382] +++ exited with 0 +++ [pid 3380] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3380, 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=0x5555735a8690) = 3383 ./strace-static-x86_64: Process 3383 attached [pid 3383] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3383] setpgid(0, 0) = 0 [pid 3383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3383] write(3, "1000", 4) = 4 [pid 3383] close(3) = 0 [pid 3383] write(1, "executing program\n", 18executing program ) = 18 [pid 3383] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3383] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3383] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3383] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3383] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3384]}, 88) = 3384 ./strace-static-x86_64: Process 3384 attached [pid 3383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3383] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3383] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3384] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3384] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3384] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3383] <... futex resumed>) = 0 [pid 3383] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3383] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3383] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3383] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3383] <... clone3 resumed> => {parent_tid=[3385]}, 88) = 3385 [pid 3384] <... sendmsg resumed>) = 0 [pid 3383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3383] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3383] <... futex resumed>) = 0 [pid 3384] <... sendmsg resumed>) = 0 [pid 3383] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3384] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3385 attached [pid 3385] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3385] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3385] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3385] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3383] <... futex resumed>) = 0 [pid 3383] exit_group(0) = ? [pid 3385] <... futex resumed>) = ? [pid 3384] <... futex resumed>) = ? [pid 3385] +++ exited with 0 +++ [pid 3384] +++ exited with 0 +++ [pid 3383] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3383, 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 3386 attached , child_tidptr=0x5555735a8690) = 3386 [pid 3386] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3386] setpgid(0, 0) = 0 [pid 3386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3386] write(3, "1000", 4) = 4 [pid 3386] close(3) = 0 [pid 3386] write(1, "executing program\n", 18executing program ) = 18 [pid 3386] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3386] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3386] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3386] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3387 attached => {parent_tid=[3387]}, 88) = 3387 [pid 3386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3386] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3386] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3387] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3387] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3387] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3387] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3386] <... futex resumed>) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3386] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3386] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3386] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3386] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3388]}, 88) = 3388 [pid 3386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3386] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3386] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3388 attached [pid 3388] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3388] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3388] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3388] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3386] <... futex resumed>) = 0 [pid 3388] <... futex resumed>) = 1 [pid 3387] <... sendmsg resumed>) = 0 [pid 3388] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3387] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3387] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3386] exit_group(0) = ? [pid 3387] <... futex resumed>) = ? [pid 3388] <... futex resumed>) = ? [pid 3388] +++ exited with 0 +++ [pid 3387] +++ exited with 0 +++ [pid 3386] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3386, 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=0x5555735a8690) = 3389 ./strace-static-x86_64: Process 3389 attached [pid 3389] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3389] setpgid(0, 0) = 0 [pid 3389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3389] write(3, "1000", 4) = 4 executing program [pid 3389] close(3) = 0 [pid 3389] write(1, "executing program\n", 18) = 18 [pid 3389] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3389] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3389] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3389] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3389] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3390 attached => {parent_tid=[3390]}, 88) = 3390 [pid 3389] rt_sigprocmask(SIG_SETMASK, [], [pid 3390] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3390] <... set_robust_list resumed>) = 0 [pid 3389] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3390] rt_sigprocmask(SIG_SETMASK, [], [pid 3389] <... futex resumed>) = 0 [pid 3390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3389] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3390] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3390] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3389] <... futex resumed>) = 0 [pid 3389] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3389] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3389] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3389] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3389] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3391]}, 88) = 3391 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3391 attached [pid 3391] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3389] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3391] <... set_robust_list resumed>) = 0 [pid 3391] rt_sigprocmask(SIG_SETMASK, [], [pid 3389] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3389] <... futex resumed>) = 0 [pid 3391] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3389] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3391] <... setsockopt resumed>) = 0 [pid 3391] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3389] <... futex resumed>) = 0 [pid 3391] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3390] <... sendmsg resumed>) = 0 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3390] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3389] exit_group(0 [pid 3391] <... futex resumed>) = ? [pid 3390] <... futex resumed>) = ? [pid 3389] <... exit_group resumed>) = ? [pid 3391] +++ exited with 0 +++ [pid 3390] +++ exited with 0 +++ [pid 3389] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3389, 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=0x5555735a8690) = 3392 ./strace-static-x86_64: Process 3392 attached [pid 3392] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3392] setpgid(0, 0) = 0 [pid 3392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3392] write(3, "1000", 4) = 4 [pid 3392] close(3executing program ) = 0 [pid 3392] write(1, "executing program\n", 18) = 18 [pid 3392] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3392] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3392] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3393 attached [pid 3393] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3393] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3392] <... clone3 resumed> => {parent_tid=[3393]}, 88) = 3393 [pid 3392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3392] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3393] <... futex resumed>) = 0 [pid 3392] <... futex resumed>) = 1 [pid 3393] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3392] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3393] <... socketpair resumed>[3, 4]) = 0 [pid 3393] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3392] <... futex resumed>) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3392] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3393] <... sendmsg resumed>) = 0 [pid 3392] <... futex resumed>) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3392] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3393] <... sendmsg resumed>) = 0 [pid 3392] <... futex resumed>) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3393] <... sendmsg resumed>) = 0 [pid 3392] <... mmap resumed>) = 0x7f6c2d581000 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3392] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3393] <... sendmsg resumed>) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3392] <... mprotect resumed>) = 0 [pid 3392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3394]}, 88) = 3394 [pid 3392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3392] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3394 attached [pid 3394] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3394] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3394] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3394] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3392] <... futex resumed>) = 0 [pid 3394] <... futex resumed>) = 1 [pid 3394] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3393] <... sendmsg resumed>) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3393] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3392] exit_group(0 [pid 3393] <... futex resumed>) = ? [pid 3392] <... exit_group resumed>) = ? [pid 3393] +++ exited with 0 +++ [pid 3394] <... futex resumed>) = ? [pid 3394] +++ exited with 0 +++ [pid 3392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3392, 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=0x5555735a8690) = 3395 ./strace-static-x86_64: Process 3395 attached [pid 3395] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3395] setpgid(0, 0) = 0 [pid 3395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3395] write(3, "1000", 4) = 4 [pid 3395] close(3executing program ) = 0 [pid 3395] write(1, "executing program\n", 18) = 18 [pid 3395] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3395] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3395] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3396]}, 88) = 3396 ./strace-static-x86_64: Process 3396 attached [pid 3395] rt_sigprocmask(SIG_SETMASK, [], [pid 3396] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3396] <... set_robust_list resumed>) = 0 [pid 3395] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3396] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3395] <... futex resumed>) = 0 [pid 3396] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3395] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3396] <... socketpair resumed>[3, 4]) = 0 [pid 3396] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3395] <... futex resumed>) = 0 [pid 3395] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3395] <... futex resumed>) = 0 [pid 3396] <... sendmsg resumed>) = 0 [pid 3395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3395] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3395] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3396] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3397 attached [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3395] <... clone3 resumed> => {parent_tid=[3397]}, 88) = 3397 [pid 3395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3395] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3397] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3397] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3397] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3395] <... futex resumed>) = 0 [pid 3397] <... futex resumed>) = 1 [pid 3396] <... sendmsg resumed>) = 0 [pid 3397] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3396] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3395] exit_group(0 [pid 3397] <... futex resumed>) = ? [pid 3396] <... futex resumed>) = ? [pid 3395] <... exit_group resumed>) = ? [pid 3397] +++ exited with 0 +++ [pid 3396] +++ exited with 0 +++ [pid 3395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3395, 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=0x5555735a8690) = 3398 ./strace-static-x86_64: Process 3398 attached [pid 3398] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3398] setpgid(0, 0) = 0 [pid 3398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3398] write(3, "1000", 4) = 4 [pid 3398] close(3) = 0 executing program [pid 3398] write(1, "executing program\n", 18) = 18 [pid 3398] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3398] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3398] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3398] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3398] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3399 attached => {parent_tid=[3399]}, 88) = 3399 [pid 3398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3398] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3398] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3399] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3399] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3399] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3399] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3398] <... futex resumed>) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3398] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3399] <... sendmsg resumed>) = 0 [pid 3398] <... futex resumed>) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3398] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3399] <... sendmsg resumed>) = 0 [pid 3398] <... futex resumed>) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3399] <... sendmsg resumed>) = 0 [pid 3398] <... mmap resumed>) = 0x7f6c2d581000 [pid 3398] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3398] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3400]}, 88) = 3400 ./strace-static-x86_64: Process 3400 attached [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3400] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3398] rt_sigprocmask(SIG_SETMASK, [], [pid 3400] <... set_robust_list resumed>) = 0 [pid 3398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3400] rt_sigprocmask(SIG_SETMASK, [], [pid 3398] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3398] <... futex resumed>) = 0 [pid 3400] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3398] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3400] <... setsockopt resumed>) = 0 [pid 3400] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3398] <... futex resumed>) = 0 [pid 3400] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3399] <... sendmsg resumed>) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3399] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3399] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3398] exit_group(0 [pid 3399] <... futex resumed>) = ? [pid 3398] <... exit_group resumed>) = ? [pid 3399] +++ exited with 0 +++ [pid 3400] <... futex resumed>) = ? [pid 3400] +++ exited with 0 +++ [pid 3398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3398, 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=0x5555735a8690) = 3401 ./strace-static-x86_64: Process 3401 attached [pid 3401] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3401] setpgid(0, 0) = 0 [pid 3401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3401] write(3, "1000", 4) = 4 [pid 3401] close(3) = 0 executing program [pid 3401] write(1, "executing program\n", 18) = 18 [pid 3401] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3401] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3401] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3402]}, 88) = 3402 ./strace-static-x86_64: Process 3402 attached [pid 3402] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3402] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3402] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3401] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3402] <... futex resumed>) = 0 [pid 3402] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3401] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3402] <... socketpair resumed>[3, 4]) = 0 [pid 3402] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3402] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3401] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3402] <... futex resumed>) = 0 [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3401] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3402] <... sendmsg resumed>) = 0 [pid 3401] <... futex resumed>) = 0 [pid 3401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3401] <... mmap resumed>) = 0x7f6c2d581000 [pid 3401] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3402] <... sendmsg resumed>) = 0 [pid 3401] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3401] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3403]}, 88) = 3403 [pid 3401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3401] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3401] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3403 attached [pid 3403] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3403] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3403] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3401] <... futex resumed>) = 0 [pid 3403] <... futex resumed>) = 1 [pid 3403] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3402] <... sendmsg resumed>) = 0 [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3402] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3401] exit_group(0) = ? [pid 3402] <... futex resumed>) = ? [pid 3402] +++ exited with 0 +++ [pid 3403] <... futex resumed>) = ? [pid 3403] +++ exited with 0 +++ [pid 3401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3401, 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=0x5555735a8690) = 3404 ./strace-static-x86_64: Process 3404 attached [pid 3404] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3404] setpgid(0, 0) = 0 [pid 3404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3404] write(3, "1000", 4) = 4 [pid 3404] close(3) = 0 executing program [pid 3404] write(1, "executing program\n", 18) = 18 [pid 3404] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3404] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3404] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3404] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3405 attached => {parent_tid=[3405]}, 88) = 3405 [pid 3404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3404] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3404] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3405] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3405] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3405] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3404] <... futex resumed>) = 0 [pid 3404] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3404] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3404] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3404] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3406]}, 88) = 3406 [pid 3404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3404] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3404] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3406 attached [pid 3406] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3406] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3406] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3406] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3404] <... futex resumed>) = 0 [pid 3406] <... futex resumed>) = 1 [pid 3406] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3405] <... sendmsg resumed>) = 0 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3405] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3404] exit_group(0) = ? [pid 3405] <... futex resumed>) = ? [pid 3406] <... futex resumed>) = ? [pid 3405] +++ exited with 0 +++ [pid 3406] +++ exited with 0 +++ [pid 3404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3404, 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=0x5555735a8690) = 3407 ./strace-static-x86_64: Process 3407 attached [pid 3407] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3407] setpgid(0, 0) = 0 [pid 3407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3407] write(3, "1000", 4) = 4 [pid 3407] close(3) = 0 executing program [pid 3407] write(1, "executing program\n", 18) = 18 [pid 3407] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3407] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3407] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3407] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3408]}, 88) = 3408 ./strace-static-x86_64: Process 3408 attached [pid 3408] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3408] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3407] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3408] <... futex resumed>) = 0 [pid 3408] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3408] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3408] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3407] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3407] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3408] <... futex resumed>) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3407] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3407] <... futex resumed>) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3408] <... sendmsg resumed>) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3407] <... mmap resumed>) = 0x7f6c2d581000 [pid 3408] <... sendmsg resumed>) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3407] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3407] <... mprotect resumed>) = 0 [pid 3407] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3409]}, 88) = 3409 ./strace-static-x86_64: Process 3409 attached [pid 3408] <... sendmsg resumed>) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3409] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3407] rt_sigprocmask(SIG_SETMASK, [], [pid 3408] <... sendmsg resumed>) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3408] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3409] <... set_robust_list resumed>) = 0 [pid 3409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3409] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3407] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3409] <... futex resumed>) = 0 [pid 3409] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3407] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3409] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3407] <... futex resumed>) = 0 [pid 3407] exit_group(0 [pid 3409] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3408] <... futex resumed>) = ? [pid 3408] +++ exited with 0 +++ [pid 3409] <... futex resumed>) = ? [pid 3409] +++ exited with 0 +++ [pid 3407] <... exit_group resumed>) = ? [pid 3407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3407, 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 3410 attached [pid 3410] set_robust_list(0x5555735a86a0, 24) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555735a8690) = 3410 [pid 3410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3410] setpgid(0, 0) = 0 [pid 3410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3410] write(3, "1000", 4) = 4 [pid 3410] close(3) = 0 [pid 3410] write(1, "executing program\n", 18executing program ) = 18 [pid 3410] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3410] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3410] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3410] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3410] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3411 attached => {parent_tid=[3411]}, 88) = 3411 [pid 3411] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3410] rt_sigprocmask(SIG_SETMASK, [], [pid 3411] <... set_robust_list resumed>) = 0 [pid 3411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3411] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3410] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3410] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3411] <... futex resumed>) = 0 [pid 3411] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3411] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3411] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3410] <... futex resumed>) = 0 [pid 3410] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3411] <... futex resumed>) = 0 [pid 3410] <... futex resumed>) = 1 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3410] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3411] <... sendmsg resumed>) = 0 [pid 3410] <... futex resumed>) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3411] <... sendmsg resumed>) = 0 [pid 3410] <... mmap resumed>) = 0x7f6c2d581000 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3410] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3411] <... sendmsg resumed>) = 0 [pid 3410] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3410] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3411] <... sendmsg resumed>) = 0 [pid 3410] <... clone3 resumed> => {parent_tid=[3412]}, 88) = 3412 [pid 3410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3410] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3410] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3412 attached [pid 3412] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3412] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3412] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3410] <... futex resumed>) = 0 [pid 3412] <... futex resumed>) = 1 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3412] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3411] <... sendmsg resumed>) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3411] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3410] exit_group(0 [pid 3411] <... futex resumed>) = ? [pid 3410] <... exit_group resumed>) = ? [pid 3412] <... futex resumed>) = ? [pid 3412] +++ exited with 0 +++ [pid 3411] +++ exited with 0 +++ [pid 3410] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3410, 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=0x5555735a8690) = 3413 ./strace-static-x86_64: Process 3413 attached [pid 3413] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3413] setpgid(0, 0) = 0 [pid 3413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3413] write(3, "1000", 4) = 4 [pid 3413] close(3) = 0 executing program [pid 3413] write(1, "executing program\n", 18) = 18 [pid 3413] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3413] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3413] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3413] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3413] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3414 attached => {parent_tid=[3414]}, 88) = 3414 [pid 3413] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3413] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3414] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3413] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3414] <... set_robust_list resumed>) = 0 [pid 3414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3414] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3414] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3413] <... futex resumed>) = 0 [pid 3414] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3413] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3413] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3413] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3413] <... mprotect resumed>) = 0 [pid 3414] <... sendmsg resumed>) = 0 [pid 3413] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3413] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3415 attached [pid 3414] <... sendmsg resumed>) = 0 [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3415] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3414] <... sendmsg resumed>) = 0 [pid 3413] <... clone3 resumed> => {parent_tid=[3415]}, 88) = 3415 [pid 3415] <... set_robust_list resumed>) = 0 [pid 3415] rt_sigprocmask(SIG_SETMASK, [], [pid 3413] rt_sigprocmask(SIG_SETMASK, [], [pid 3415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3415] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3413] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3415] <... setsockopt resumed>) = 0 [pid 3413] <... futex resumed>) = 0 [pid 3415] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3413] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3415] <... futex resumed>) = 0 [pid 3413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3415] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3414] <... sendmsg resumed>) = 0 [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3414] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3413] exit_group(0 [pid 3415] <... futex resumed>) = ? [pid 3414] <... futex resumed>) = ? [pid 3413] <... exit_group resumed>) = ? [pid 3415] +++ exited with 0 +++ [pid 3414] +++ exited with 0 +++ [pid 3413] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3413, 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=0x5555735a8690) = 3416 ./strace-static-x86_64: Process 3416 attached [pid 3416] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3416] setpgid(0, 0) = 0 [pid 3416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3416] write(3, "1000", 4) = 4 [pid 3416] close(3) = 0 [pid 3416] write(1, "executing program\n", 18executing program ) = 18 [pid 3416] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3416] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3416] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3416] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3416] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3417]}, 88) = 3417 ./strace-static-x86_64: Process 3417 attached [pid 3416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3416] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3416] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3417] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3417] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3417] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3416] <... futex resumed>) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3416] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3417] <... sendmsg resumed>) = 0 [pid 3416] <... futex resumed>) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3416] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3417] <... sendmsg resumed>) = 0 [pid 3416] <... futex resumed>) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3417] <... sendmsg resumed>) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3416] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3417] <... sendmsg resumed>) = 0 [pid 3416] <... mprotect resumed>) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3416] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3417] <... sendmsg resumed>) = 0 [pid 3416] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3417] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3418 attached [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3416] <... clone3 resumed> => {parent_tid=[3418]}, 88) = 3418 [pid 3417] <... sendmsg resumed>) = 0 [pid 3416] rt_sigprocmask(SIG_SETMASK, [], [pid 3418] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3417] <... sendmsg resumed>) = 0 [pid 3416] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3418] <... set_robust_list resumed>) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3416] <... futex resumed>) = 0 [pid 3417] <... sendmsg resumed>) = 0 [pid 3416] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3418] rt_sigprocmask(SIG_SETMASK, [], [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3417] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3418] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3418] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3416] <... futex resumed>) = 0 [pid 3418] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3416] exit_group(0 [pid 3418] <... futex resumed>) = ? [pid 3417] <... futex resumed>) = ? [pid 3416] <... exit_group resumed>) = ? [pid 3418] +++ exited with 0 +++ [pid 3417] +++ exited with 0 +++ [pid 3416] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3416, 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=0x5555735a8690) = 3419 ./strace-static-x86_64: Process 3419 attached [pid 3419] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3419] setpgid(0, 0) = 0 [pid 3419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3419] write(3, "1000", 4) = 4 [pid 3419] close(3executing program ) = 0 [pid 3419] write(1, "executing program\n", 18) = 18 [pid 3419] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3419] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3419] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3419] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3419] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3420]}, 88) = 3420 ./strace-static-x86_64: Process 3420 attached [pid 3419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3419] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3419] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3420] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3420] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3420] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3419] <... futex resumed>) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3419] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3420] <... sendmsg resumed>) = 0 [pid 3419] <... futex resumed>) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3419] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3420] <... sendmsg resumed>) = 0 [pid 3419] <... futex resumed>) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3420] <... sendmsg resumed>) = 0 [pid 3419] <... mmap resumed>) = 0x7f6c2d581000 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3419] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3420] <... sendmsg resumed>) = 0 [pid 3419] <... mprotect resumed>) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3419] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3420] <... sendmsg resumed>) = 0 [pid 3419] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3420] <... sendmsg resumed>) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3419] <... clone3 resumed> => {parent_tid=[3421]}, 88) = 3421 [pid 3420] <... sendmsg resumed>) = 0 [pid 3419] rt_sigprocmask(SIG_SETMASK, [], [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3420] <... sendmsg resumed>) = 0 [pid 3419] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3419] <... futex resumed>) = 0 [pid 3420] <... sendmsg resumed>) = 0 [pid 3419] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3421 attached ) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3421] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3421] <... set_robust_list resumed>) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3421] rt_sigprocmask(SIG_SETMASK, [], [pid 3420] <... sendmsg resumed>) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3420] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3421] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3421] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3419] <... futex resumed>) = 0 [pid 3421] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3419] exit_group(0 [pid 3420] <... futex resumed>) = ? [pid 3419] <... exit_group resumed>) = ? [pid 3420] +++ exited with 0 +++ [pid 3421] <... futex resumed>) = ? [pid 3421] +++ exited with 0 +++ [pid 3419] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3419, 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 3422 attached , child_tidptr=0x5555735a8690) = 3422 [pid 3422] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3422] setpgid(0, 0) = 0 [pid 3422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3422] write(3, "1000", 4) = 4 [pid 3422] close(3) = 0 [pid 3422] write(1, "executing program\n", 18executing program ) = 18 [pid 3422] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3422] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3422] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3422] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3422] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3423 attached => {parent_tid=[3423]}, 88) = 3423 [pid 3423] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3422] rt_sigprocmask(SIG_SETMASK, [], [pid 3423] rt_sigprocmask(SIG_SETMASK, [], [pid 3422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3422] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3423] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3422] <... futex resumed>) = 0 [pid 3423] <... socketpair resumed>[3, 4]) = 0 [pid 3422] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3423] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3422] <... futex resumed>) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3422] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3423] <... sendmsg resumed>) = 0 [pid 3422] <... futex resumed>) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3422] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3423] <... sendmsg resumed>) = 0 [pid 3422] <... futex resumed>) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3423] <... sendmsg resumed>) = 0 [pid 3422] <... mmap resumed>) = 0x7f6c2d581000 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3422] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3423] <... sendmsg resumed>) = 0 [pid 3422] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3424]}, 88) = 3424 [pid 3422] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3422] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3422] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3424 attached [pid 3424] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3424] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3424] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3424] <... setsockopt resumed>) = 0 [pid 3424] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3422] <... futex resumed>) = 0 [pid 3424] <... futex resumed>) = 1 [pid 3424] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3423] <... sendmsg resumed>) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3423] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3423] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3422] exit_group(0 [pid 3424] <... futex resumed>) = ? [pid 3423] <... futex resumed>) = ? [pid 3422] <... exit_group resumed>) = ? [pid 3424] +++ exited with 0 +++ [pid 3423] +++ exited with 0 +++ [pid 3422] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3422, 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=0x5555735a8690) = 3425 ./strace-static-x86_64: Process 3425 attached [pid 3425] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3425] setpgid(0, 0) = 0 [pid 3425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3425] write(3, "1000", 4) = 4 [pid 3425] close(3) = 0 executing program [pid 3425] write(1, "executing program\n", 18) = 18 [pid 3425] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3425] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3425] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3425] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3425] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3426 attached [pid 3426] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3426] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3425] <... clone3 resumed> => {parent_tid=[3426]}, 88) = 3426 [pid 3425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3425] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3426] <... futex resumed>) = 0 [pid 3426] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3425] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3426] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3425] <... futex resumed>) = 0 [pid 3425] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3425] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3425] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3425] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3427]}, 88) = 3427 ./strace-static-x86_64: Process 3427 attached [pid 3426] <... sendmsg resumed>) = 0 [pid 3425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3425] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3425] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3427] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3427] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3427] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3425] <... futex resumed>) = 0 [pid 3427] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3426] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3426] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3425] exit_group(0 [pid 3426] <... futex resumed>) = ? [pid 3426] +++ exited with 0 +++ [pid 3427] <... futex resumed>) = ? [pid 3425] <... exit_group resumed>) = ? [pid 3427] +++ exited with 0 +++ [pid 3425] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3425, 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 3428 attached , child_tidptr=0x5555735a8690) = 3428 [pid 3428] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3428] setpgid(0, 0) = 0 [pid 3428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3428] write(3, "1000", 4) = 4 [pid 3428] close(3) = 0 [pid 3428] write(1, "executing program\n", 18executing program ) = 18 [pid 3428] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3428] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3428] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3428] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3428] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3429 attached => {parent_tid=[3429]}, 88) = 3429 [pid 3428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3428] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3428] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3429] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3429] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3429] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3429] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3428] <... futex resumed>) = 0 [pid 3428] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3429] <... futex resumed>) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3428] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3428] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3428] <... mprotect resumed>) = 0 [pid 3428] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3430]}, 88) = 3430 [pid 3429] <... sendmsg resumed>) = 0 [pid 3428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3428] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3428] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3430 attached [pid 3430] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3430] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3430] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3428] <... futex resumed>) = 0 [pid 3430] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3429] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3428] exit_group(0 [pid 3429] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3430] <... futex resumed>) = ? [pid 3429] <... futex resumed>) = ? [pid 3428] <... exit_group resumed>) = ? [pid 3430] +++ exited with 0 +++ [pid 3429] +++ exited with 0 +++ [pid 3428] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3428, 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=0x5555735a8690) = 3431 ./strace-static-x86_64: Process 3431 attached [pid 3431] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3431] setpgid(0, 0) = 0 [pid 3431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3431] write(3, "1000", 4executing program ) = 4 [pid 3431] close(3) = 0 [pid 3431] write(1, "executing program\n", 18) = 18 [pid 3431] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3431] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3431] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3431] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3431] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3431] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3432 attached => {parent_tid=[3432]}, 88) = 3432 [pid 3431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3431] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3431] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3432] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3432] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3432] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3432] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3431] <... futex resumed>) = 0 [pid 3431] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3432] <... futex resumed>) = 0 [pid 3431] <... futex resumed>) = 1 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3431] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3432] <... sendmsg resumed>) = 0 [pid 3431] <... futex resumed>) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3432] <... sendmsg resumed>) = 0 [pid 3431] <... mmap resumed>) = 0x7f6c2d581000 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3431] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3432] <... sendmsg resumed>) = 0 [pid 3431] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3431] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3433]}, 88) = 3433 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3431] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3431] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3433 attached [pid 3433] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3433] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3433] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3431] <... futex resumed>) = 0 [pid 3433] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3432] <... sendmsg resumed>) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3432] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3432] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3431] exit_group(0 [pid 3433] <... futex resumed>) = ? [pid 3432] <... futex resumed>) = ? [pid 3431] <... exit_group resumed>) = ? [pid 3433] +++ exited with 0 +++ [pid 3432] +++ exited with 0 +++ [pid 3431] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3431, 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 3434 attached , child_tidptr=0x5555735a8690) = 3434 [pid 3434] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3434] setpgid(0, 0) = 0 [pid 3434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3434] write(3, "1000", 4executing program ) = 4 [pid 3434] close(3) = 0 [pid 3434] write(1, "executing program\n", 18) = 18 [pid 3434] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3434] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3434] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3434] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3434] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3435]}, 88) = 3435 ./strace-static-x86_64: Process 3435 attached [pid 3435] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3435] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3434] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3435] <... futex resumed>) = 0 [pid 3434] <... futex resumed>) = 1 [pid 3435] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3434] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3435] <... socketpair resumed>[3, 4]) = 0 [pid 3435] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3435] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3434] <... futex resumed>) = 0 [pid 3434] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3435] <... futex resumed>) = 0 [pid 3434] <... futex resumed>) = 1 [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3434] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3435] <... sendmsg resumed>) = 0 [pid 3434] <... futex resumed>) = 0 [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3435] <... sendmsg resumed>) = 0 [pid 3434] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3434] <... mprotect resumed>) = 0 [pid 3434] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3436]}, 88) = 3436 [pid 3434] rt_sigprocmask(SIG_SETMASK, [], [pid 3435] <... sendmsg resumed>) = 0 [pid 3434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3434] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3434] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3436 attached [pid 3436] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3436] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3436] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3434] <... futex resumed>) = 0 [pid 3436] <... futex resumed>) = 1 [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3436] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3435] <... sendmsg resumed>) = 0 [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3434] exit_group(0) = ? [pid 3435] <... futex resumed>) = ? [pid 3436] <... futex resumed>) = ? [pid 3435] +++ exited with 0 +++ [pid 3436] +++ exited with 0 +++ [pid 3434] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3434, 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=0x5555735a8690) = 3437 ./strace-static-x86_64: Process 3437 attached [pid 3437] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3437] setpgid(0, 0) = 0 [pid 3437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3437] write(3, "1000", 4) = 4 [pid 3437] close(3) = 0 executing program [pid 3437] write(1, "executing program\n", 18) = 18 [pid 3437] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3437] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3437] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3437] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3437] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3438 attached => {parent_tid=[3438]}, 88) = 3438 [pid 3437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3437] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3437] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3438] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3438] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3438] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3437] <... futex resumed>) = 0 [pid 3437] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3437] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3437] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3438] <... sendmsg resumed>) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3437] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3437] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3438] <... sendmsg resumed>) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3438] <... sendmsg resumed>) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3437] <... clone3 resumed> => {parent_tid=[3439]}, 88) = 3439 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3438] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3439 attached [pid 3439] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3439] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3437] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3437] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3439] <... futex resumed>) = 0 [pid 3439] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3439] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3437] <... futex resumed>) = 0 [pid 3437] exit_group(0 [pid 3439] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3438] <... futex resumed>) = ? [pid 3437] <... exit_group resumed>) = ? [pid 3438] +++ exited with 0 +++ [pid 3439] <... futex resumed>) = ? [pid 3439] +++ exited with 0 +++ [pid 3437] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3437, 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 3440 attached , child_tidptr=0x5555735a8690) = 3440 [pid 3440] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3440] setpgid(0, 0) = 0 [pid 3440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3440] write(3, "1000", 4) = 4 [pid 3440] close(3) = 0 executing program [pid 3440] write(1, "executing program\n", 18) = 18 [pid 3440] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3440] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3440] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3440] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3440] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3440] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3441 attached => {parent_tid=[3441]}, 88) = 3441 [pid 3440] rt_sigprocmask(SIG_SETMASK, [], [pid 3441] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3440] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3441] <... set_robust_list resumed>) = 0 [pid 3440] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3441] rt_sigprocmask(SIG_SETMASK, [], [pid 3440] <... futex resumed>) = 0 [pid 3441] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3440] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3441] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3441] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3440] <... futex resumed>) = 0 [pid 3440] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3440] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3440] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3440] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3441] <... sendmsg resumed>) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3440] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3440] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3442 attached [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3441] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3442] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3442] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3440] <... clone3 resumed> => {parent_tid=[3442]}, 88) = 3442 [pid 3440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3440] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3442] <... futex resumed>) = 0 [pid 3442] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3442] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3442] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3440] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3440] exit_group(0 [pid 3442] <... futex resumed>) = ? [pid 3441] <... futex resumed>) = ? [pid 3440] <... exit_group resumed>) = ? [pid 3442] +++ exited with 0 +++ [pid 3441] +++ exited with 0 +++ [pid 3440] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3440, 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=0x5555735a8690) = 3443 ./strace-static-x86_64: Process 3443 attached [pid 3443] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3443] setpgid(0, 0) = 0 [pid 3443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3443] write(3, "1000", 4) = 4 [pid 3443] close(3executing program ) = 0 [pid 3443] write(1, "executing program\n", 18) = 18 [pid 3443] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3443] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3443] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3443] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3443] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3444]}, 88) = 3444 ./strace-static-x86_64: Process 3444 attached [pid 3443] rt_sigprocmask(SIG_SETMASK, [], [pid 3444] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3444] <... set_robust_list resumed>) = 0 [pid 3443] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3444] rt_sigprocmask(SIG_SETMASK, [], [pid 3443] <... futex resumed>) = 0 [pid 3444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3444] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3443] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3444] <... socketpair resumed>[3, 4]) = 0 [pid 3444] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3443] <... futex resumed>) = 0 [pid 3443] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3443] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3443] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3444] <... sendmsg resumed>) = 0 [pid 3443] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3445]}, 88) = 3445 ./strace-static-x86_64: Process 3445 attached [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3443] rt_sigprocmask(SIG_SETMASK, [], [pid 3445] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3445] <... set_robust_list resumed>) = 0 [pid 3443] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3445] rt_sigprocmask(SIG_SETMASK, [], [pid 3443] <... futex resumed>) = 0 [pid 3445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3445] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3443] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3445] <... setsockopt resumed>) = 0 [pid 3445] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3443] <... futex resumed>) = 0 [pid 3445] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3444] <... sendmsg resumed>) = 0 [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3444] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3444] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3443] exit_group(0 [pid 3445] <... futex resumed>) = ? [pid 3444] <... futex resumed>) = ? [pid 3445] +++ exited with 0 +++ [pid 3444] +++ exited with 0 +++ [pid 3443] <... exit_group resumed>) = ? [pid 3443] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3443, 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 3446 attached , child_tidptr=0x5555735a8690) = 3446 [pid 3446] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3446] setpgid(0, 0) = 0 [pid 3446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3446] write(3, "1000", 4) = 4 [pid 3446] close(3executing program ) = 0 [pid 3446] write(1, "executing program\n", 18) = 18 [pid 3446] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3446] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3446] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3446] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3446] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3446] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3447 attached => {parent_tid=[3447]}, 88) = 3447 [pid 3446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3446] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3446] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3447] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3447] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3447] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3447] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3447] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3446] <... futex resumed>) = 0 [pid 3446] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3447] <... futex resumed>) = 0 [pid 3446] <... futex resumed>) = 1 [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3446] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3447] <... sendmsg resumed>) = 0 [pid 3446] <... futex resumed>) = 0 [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3447] <... sendmsg resumed>) = 0 [pid 3446] <... mmap resumed>) = 0x7f6c2d581000 [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3446] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3447] <... sendmsg resumed>) = 0 [pid 3446] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3446] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3448]}, 88) = 3448 [pid 3446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3446] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3446] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3448 attached [pid 3448] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3448] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3448] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3446] <... futex resumed>) = 0 [pid 3448] <... futex resumed>) = 1 [pid 3448] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3447] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3447] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3446] exit_group(0) = ? [pid 3448] <... futex resumed>) = ? [pid 3447] <... futex resumed>) = ? [pid 3447] +++ exited with 0 +++ [pid 3448] +++ exited with 0 +++ [pid 3446] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3446, 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=0x5555735a8690) = 3449 ./strace-static-x86_64: Process 3449 attached [pid 3449] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3449] setpgid(0, 0) = 0 [pid 3449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3449] write(3, "1000", 4executing program ) = 4 [pid 3449] close(3) = 0 [pid 3449] write(1, "executing program\n", 18) = 18 [pid 3449] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3449] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3449] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3449] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3449] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3449] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3450 attached => {parent_tid=[3450]}, 88) = 3450 [pid 3449] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3449] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3449] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3450] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3450] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3450] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3450] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3449] <... futex resumed>) = 0 [pid 3449] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3449] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3449] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3450] <... futex resumed>) = 0 [pid 3449] <... mprotect resumed>) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3449] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3450] <... sendmsg resumed>) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3450] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3450] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3449] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3449] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3451]}, 88) = 3451 [pid 3449] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3449] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3449] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3451 attached [pid 3451] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3451] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3451] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3449] <... futex resumed>) = 0 [pid 3449] exit_group(0 [pid 3450] <... futex resumed>) = ? [pid 3449] <... exit_group resumed>) = ? [pid 3450] +++ exited with 0 +++ [pid 3451] <... futex resumed>) = ? [pid 3451] +++ exited with 0 +++ [pid 3449] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3449, 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 3452 attached , child_tidptr=0x5555735a8690) = 3452 [pid 3452] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3452] setpgid(0, 0) = 0 [pid 3452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3452] write(3, "1000", 4) = 4 [pid 3452] close(3executing program ) = 0 [pid 3452] write(1, "executing program\n", 18) = 18 [pid 3452] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3452] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3452] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3452] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3452] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3452] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3452] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3453]}, 88) = 3453 ./strace-static-x86_64: Process 3453 attached [pid 3452] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3452] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3453] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3452] <... futex resumed>) = 0 [pid 3453] <... set_robust_list resumed>) = 0 [pid 3452] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3453] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3453] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3453] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3452] <... futex resumed>) = 0 [pid 3452] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3452] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3452] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3452] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3452] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3452] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3453] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3454 attached [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3452] <... clone3 resumed> => {parent_tid=[3454]}, 88) = 3454 [pid 3454] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3453] <... sendmsg resumed>) = 0 [pid 3452] rt_sigprocmask(SIG_SETMASK, [], [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3454] <... set_robust_list resumed>) = 0 [pid 3454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3454] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3453] <... sendmsg resumed>) = 0 [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3453] <... sendmsg resumed>) = 0 [pid 3452] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3452] <... futex resumed>) = 1 [pid 3454] <... futex resumed>) = 0 [pid 3452] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3454] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3454] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3452] <... futex resumed>) = 0 [pid 3454] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3453] <... sendmsg resumed>) = 0 [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3453] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3453] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3452] exit_group(0) = ? [pid 3453] <... futex resumed>) = ? [pid 3454] <... futex resumed>) = ? [pid 3453] +++ exited with 0 +++ [pid 3454] +++ exited with 0 +++ [pid 3452] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3452, 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=0x5555735a8690) = 3455 ./strace-static-x86_64: Process 3455 attached [pid 3455] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3455] setpgid(0, 0) = 0 [pid 3455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3455] write(3, "1000", 4) = 4 [pid 3455] close(3) = 0 [pid 3455] write(1, "executing program\n", 18executing program ) = 18 [pid 3455] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3455] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3455] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3455] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3456]}, 88) = 3456 [pid 3455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3455] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3456 attached [pid 3456] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3456] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3456] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3456] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3455] <... futex resumed>) = 0 [pid 3455] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3455] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3456] <... futex resumed>) = 0 [pid 3455] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3455] <... mprotect resumed>) = 0 [pid 3455] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3456] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3457 attached [pid 3455] <... clone3 resumed> => {parent_tid=[3457]}, 88) = 3457 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3455] rt_sigprocmask(SIG_SETMASK, [], [pid 3456] <... sendmsg resumed>) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3456] <... sendmsg resumed>) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] <... futex resumed>) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3457] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3455] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3456] <... sendmsg resumed>) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3457] <... set_robust_list resumed>) = 0 [pid 3456] <... sendmsg resumed>) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3457] rt_sigprocmask(SIG_SETMASK, [], [pid 3456] <... sendmsg resumed>) = 0 [pid 3457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3457] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3456] <... sendmsg resumed>) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3457] <... setsockopt resumed>) = 0 [pid 3456] <... sendmsg resumed>) = 0 [pid 3457] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3455] <... futex resumed>) = 0 [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3457] <... futex resumed>) = 1 [pid 3457] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3456] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3456] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3456] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3455] exit_group(0 [pid 3456] <... futex resumed>) = ? [pid 3455] <... exit_group resumed>) = ? [pid 3456] +++ exited with 0 +++ [pid 3457] <... futex resumed>) = ? [pid 3457] +++ exited with 0 +++ [pid 3455] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3455, 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=0x5555735a8690) = 3458 ./strace-static-x86_64: Process 3458 attached [pid 3458] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3458] setpgid(0, 0) = 0 [pid 3458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3458] write(3, "1000", 4) = 4 [pid 3458] close(3) = 0 [pid 3458] write(1, "executing program\n", 18executing program ) = 18 [pid 3458] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3458] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3458] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3458] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3458] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3458] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3459 attached => {parent_tid=[3459]}, 88) = 3459 [pid 3458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3458] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3459] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3459] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3459] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3459] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3459] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3458] <... futex resumed>) = 0 [pid 3458] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3458] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3458] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3459] <... futex resumed>) = 0 [pid 3458] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3459] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3459] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3460 attached [pid 3458] <... clone3 resumed> => {parent_tid=[3460]}, 88) = 3460 [pid 3458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3458] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3460] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3460] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3460] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3458] <... futex resumed>) = 0 [pid 3460] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3458] exit_group(0 [pid 3460] <... futex resumed>) = ? [pid 3459] <... futex resumed>) = ? [pid 3458] <... exit_group resumed>) = ? [pid 3459] +++ exited with 0 +++ [pid 3460] +++ exited with 0 +++ [pid 3458] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3458, 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 3461 attached , child_tidptr=0x5555735a8690) = 3461 [pid 3461] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3461] setpgid(0, 0) = 0 [pid 3461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3461] write(3, "1000", 4) = 4 [pid 3461] close(3) = 0 [pid 3461] write(1, "executing program\n", 18executing program ) = 18 [pid 3461] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3461] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3461] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3461] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3461] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3461] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3461] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3462 attached => {parent_tid=[3462]}, 88) = 3462 [pid 3461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3461] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3461] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3462] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3462] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3462] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3462] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3461] <... futex resumed>) = 0 [pid 3461] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3462] <... futex resumed>) = 0 [pid 3461] <... futex resumed>) = 1 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3461] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3462] <... sendmsg resumed>) = 0 [pid 3461] <... futex resumed>) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3461] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3462] <... sendmsg resumed>) = 0 [pid 3461] <... mmap resumed>) = 0x7f6c2d581000 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3461] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3462] <... sendmsg resumed>) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3462] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3462] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3461] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3461] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3463 attached => {parent_tid=[3463]}, 88) = 3463 [pid 3461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3461] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3461] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3463] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3463] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3463] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3461] <... futex resumed>) = 0 [pid 3463] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3461] exit_group(0 [pid 3463] <... futex resumed>) = ? [pid 3462] <... futex resumed>) = ? [pid 3461] <... exit_group resumed>) = ? [pid 3463] +++ exited with 0 +++ [pid 3462] +++ exited with 0 +++ [pid 3461] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3461, 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 3464 attached , child_tidptr=0x5555735a8690) = 3464 [pid 3464] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3464] setpgid(0, 0) = 0 [pid 3464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3464] write(3, "1000", 4) = 4 [pid 3464] close(3executing program ) = 0 [pid 3464] write(1, "executing program\n", 18) = 18 [pid 3464] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3464] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3464] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3464] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3464] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3464] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3465]}, 88) = 3465 ./strace-static-x86_64: Process 3465 attached [pid 3464] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3464] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3464] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3465] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3465] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3465] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3465] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3464] <... futex resumed>) = 0 [pid 3464] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3465] <... futex resumed>) = 0 [pid 3464] <... futex resumed>) = 1 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3464] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3465] <... sendmsg resumed>) = 0 [pid 3464] <... futex resumed>) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3465] <... sendmsg resumed>) = 0 [pid 3464] <... mmap resumed>) = 0x7f6c2d581000 [pid 3464] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3464] <... mprotect resumed>) = 0 [pid 3465] <... sendmsg resumed>) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3464] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3465] <... sendmsg resumed>) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3464] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3465] <... sendmsg resumed>) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3465] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3465] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3466 attached [pid 3466] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3466] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3464] <... clone3 resumed> => {parent_tid=[3466]}, 88) = 3466 [pid 3464] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3464] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3464] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3466] <... futex resumed>) = 0 [pid 3466] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3466] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3464] <... futex resumed>) = 0 [pid 3464] exit_group(0 [pid 3465] <... futex resumed>) = ? [pid 3465] +++ exited with 0 +++ [pid 3464] <... exit_group resumed>) = ? [pid 3466] +++ exited with 0 +++ [pid 3464] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3464, 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=0x5555735a8690) = 3467 ./strace-static-x86_64: Process 3467 attached [pid 3467] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3467] setpgid(0, 0) = 0 [pid 3467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3467] write(3, "1000", 4) = 4 [pid 3467] close(3) = 0 [pid 3467] write(1, "executing program\n", 18executing program ) = 18 [pid 3467] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3467] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3467] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3467] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3467] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3467] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3468 attached => {parent_tid=[3468]}, 88) = 3468 [pid 3468] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3468] <... set_robust_list resumed>) = 0 [pid 3467] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3468] rt_sigprocmask(SIG_SETMASK, [], [pid 3467] <... futex resumed>) = 0 [pid 3468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3467] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3468] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3468] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3467] <... futex resumed>) = 0 [pid 3467] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3467] <... futex resumed>) = 0 [pid 3468] <... sendmsg resumed>) = 0 [pid 3467] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3467] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3467] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3468] <... sendmsg resumed>) = 0 [pid 3467] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3467] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3469 attached [pid 3467] <... clone3 resumed> => {parent_tid=[3469]}, 88) = 3469 [pid 3467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3467] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3467] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3469] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3469] rt_sigprocmask(SIG_SETMASK, [], [pid 3468] <... sendmsg resumed>) = 0 [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3468] <... sendmsg resumed>) = 0 [pid 3469] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3469] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3468] <... sendmsg resumed>) = 0 [pid 3467] <... futex resumed>) = 0 [pid 3469] <... futex resumed>) = 1 [pid 3469] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3468] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3468] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3467] exit_group(0 [pid 3469] <... futex resumed>) = ? [pid 3468] <... futex resumed>) = ? [pid 3467] <... exit_group resumed>) = ? [pid 3469] +++ exited with 0 +++ [pid 3468] +++ exited with 0 +++ [pid 3467] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3467, 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=0x5555735a8690) = 3470 ./strace-static-x86_64: Process 3470 attached [pid 3470] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3470] setpgid(0, 0) = 0 [pid 3470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3470] write(3, "1000", 4) = 4 [pid 3470] close(3executing program ) = 0 [pid 3470] write(1, "executing program\n", 18) = 18 [pid 3470] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3470] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3470] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3470] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3470] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3471 attached => {parent_tid=[3471]}, 88) = 3471 [pid 3470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3470] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3470] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3471] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3471] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3471] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3470] <... futex resumed>) = 0 [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3470] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3471] <... sendmsg resumed>) = 0 [pid 3470] <... futex resumed>) = 0 [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3470] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3471] <... sendmsg resumed>) = 0 [pid 3470] <... futex resumed>) = 0 [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3471] <... sendmsg resumed>) = 0 [pid 3470] <... mmap resumed>) = 0x7f6c2d581000 [pid 3470] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3470] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3472]}, 88) = 3472 [pid 3470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3470] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3470] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3472 attached [pid 3472] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3472] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3472] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3472] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3470] <... futex resumed>) = 0 [pid 3472] <... futex resumed>) = 1 [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3472] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3471] <... sendmsg resumed>) = 0 [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3471] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3471] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3470] exit_group(0) = ? [pid 3472] <... futex resumed>) = ? [pid 3471] <... futex resumed>) = ? [pid 3472] +++ exited with 0 +++ [pid 3471] +++ exited with 0 +++ [pid 3470] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3470, 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=0x5555735a8690) = 3473 ./strace-static-x86_64: Process 3473 attached [pid 3473] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3473] setpgid(0, 0) = 0 [pid 3473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3473] write(3, "1000", 4) = 4 [pid 3473] close(3executing program ) = 0 [pid 3473] write(1, "executing program\n", 18) = 18 [pid 3473] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3473] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3473] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3473] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3473] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3473] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3474 attached => {parent_tid=[3474]}, 88) = 3474 [pid 3474] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3474] <... set_robust_list resumed>) = 0 [pid 3473] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3474] rt_sigprocmask(SIG_SETMASK, [], [pid 3473] <... futex resumed>) = 0 [pid 3474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3473] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3474] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3474] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3473] <... futex resumed>) = 0 [pid 3473] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3473] <... futex resumed>) = 0 [pid 3474] <... sendmsg resumed>) = 0 [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3473] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3473] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3474] <... sendmsg resumed>) = 0 [pid 3473] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3473] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3475]}, 88) = 3475 [pid 3473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3473] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3473] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3475 attached [pid 3475] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3475] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3475] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3473] <... futex resumed>) = 0 [pid 3475] <... futex resumed>) = 1 [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3475] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3474] <... sendmsg resumed>) = 0 [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3474] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3474] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3473] exit_group(0) = ? [pid 3475] <... futex resumed>) = ? [pid 3474] <... futex resumed>) = ? [pid 3475] +++ exited with 0 +++ [pid 3474] +++ exited with 0 +++ [pid 3473] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3473, 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=0x5555735a8690) = 3476 ./strace-static-x86_64: Process 3476 attached [pid 3476] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3476] setpgid(0, 0) = 0 [pid 3476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3476] write(3, "1000", 4) = 4 [pid 3476] close(3) = 0 [pid 3476] write(1, "executing program\n", 18executing program ) = 18 [pid 3476] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3476] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3476] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3476] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3476] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3477]}, 88) = 3477 ./strace-static-x86_64: Process 3477 attached [pid 3476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3476] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3476] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3477] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3477] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3477] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3476] <... futex resumed>) = 0 [pid 3476] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3476] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3476] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3476] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3478 attached [pid 3477] <... sendmsg resumed>) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3476] <... clone3 resumed> => {parent_tid=[3478]}, 88) = 3478 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3478] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3477] <... sendmsg resumed>) = 0 [pid 3478] <... set_robust_list resumed>) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3478] rt_sigprocmask(SIG_SETMASK, [], [pid 3477] <... sendmsg resumed>) = 0 [pid 3478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3478] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3477] <... sendmsg resumed>) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3477] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3477] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3476] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3478] <... futex resumed>) = 0 [pid 3476] <... futex resumed>) = 1 [pid 3478] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3476] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3478] <... setsockopt resumed>) = 0 [pid 3478] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3476] <... futex resumed>) = 0 [pid 3478] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3476] exit_group(0 [pid 3478] <... futex resumed>) = ? [pid 3477] <... futex resumed>) = ? [pid 3476] <... exit_group resumed>) = ? [pid 3478] +++ exited with 0 +++ [pid 3477] +++ exited with 0 +++ [pid 3476] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3476, 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=0x5555735a8690) = 3479 ./strace-static-x86_64: Process 3479 attached [pid 3479] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3479] setpgid(0, 0) = 0 [pid 3479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3479] write(3, "1000", 4) = 4 [pid 3479] close(3) = 0 executing program [pid 3479] write(1, "executing program\n", 18) = 18 [pid 3479] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3479] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3479] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3479] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3479] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3479] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3480 attached => {parent_tid=[3480]}, 88) = 3480 [pid 3479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3479] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3479] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3480] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3480] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3480] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3480] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3479] <... futex resumed>) = 0 [pid 3479] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3480] <... futex resumed>) = 0 [pid 3479] <... futex resumed>) = 1 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3479] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3480] <... sendmsg resumed>) = 0 [pid 3479] <... futex resumed>) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3480] <... sendmsg resumed>) = 0 [pid 3479] <... mmap resumed>) = 0x7f6c2d581000 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3479] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3480] <... sendmsg resumed>) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3479] <... mprotect resumed>) = 0 [pid 3480] <... sendmsg resumed>) = 0 [pid 3479] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3479] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3480] <... sendmsg resumed>) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3479] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3480] <... sendmsg resumed>) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3481 attached ) = 0 [pid 3479] <... clone3 resumed> => {parent_tid=[3481]}, 88) = 3481 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3479] rt_sigprocmask(SIG_SETMASK, [], [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3479] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3481] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3480] <... sendmsg resumed>) = 0 [pid 3479] <... futex resumed>) = 0 [pid 3481] <... set_robust_list resumed>) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3481] rt_sigprocmask(SIG_SETMASK, [], [pid 3480] <... sendmsg resumed>) = 0 [pid 3479] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3481] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3480] <... sendmsg resumed>) = 0 [pid 3481] <... setsockopt resumed>) = 0 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3481] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3480] <... sendmsg resumed>) = 0 [pid 3481] <... futex resumed>) = 1 [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3479] <... futex resumed>) = 0 [pid 3481] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3480] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3480] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3480] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3480] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3479] exit_group(0 [pid 3480] <... futex resumed>) = ? [pid 3479] <... exit_group resumed>) = ? [pid 3480] +++ exited with 0 +++ [pid 3481] <... futex resumed>) = ? [pid 3481] +++ exited with 0 +++ [pid 3479] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3479, 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=0x5555735a8690) = 3482 ./strace-static-x86_64: Process 3482 attached [pid 3482] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3482] setpgid(0, 0) = 0 [pid 3482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3482] write(3, "1000", 4) = 4 executing program [pid 3482] close(3) = 0 [pid 3482] write(1, "executing program\n", 18) = 18 [pid 3482] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3482] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3482] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3482] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3482] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3483 attached => {parent_tid=[3483]}, 88) = 3483 [pid 3482] rt_sigprocmask(SIG_SETMASK, [], [pid 3483] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3482] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3482] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3483] <... set_robust_list resumed>) = 0 [pid 3483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3483] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3483] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3482] <... futex resumed>) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3482] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3483] <... sendmsg resumed>) = 0 [pid 3482] <... futex resumed>) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3482] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3483] <... sendmsg resumed>) = 0 [pid 3482] <... futex resumed>) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3483] <... sendmsg resumed>) = 0 [pid 3482] <... mmap resumed>) = 0x7f6c2d581000 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3482] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3483] <... sendmsg resumed>) = 0 [pid 3482] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3482] <... clone3 resumed> => {parent_tid=[3484]}, 88) = 3484 ./strace-static-x86_64: Process 3484 attached [pid 3482] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3482] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3482] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3483] <... sendmsg resumed>) = 0 [pid 3484] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3484] <... set_robust_list resumed>) = 0 [pid 3483] <... sendmsg resumed>) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3483] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3484] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3484] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3482] <... futex resumed>) = 0 [pid 3484] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3482] exit_group(0 [pid 3484] <... futex resumed>) = ? [pid 3483] <... futex resumed>) = ? [pid 3482] <... exit_group resumed>) = ? [pid 3484] +++ exited with 0 +++ [pid 3483] +++ exited with 0 +++ [pid 3482] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3482, 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 3485 attached , child_tidptr=0x5555735a8690) = 3485 [pid 3485] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3485] setpgid(0, 0) = 0 [pid 3485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3485] write(3, "1000", 4) = 4 [pid 3485] close(3) = 0 [pid 3485] write(1, "executing program\n", 18executing program ) = 18 [pid 3485] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3485] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3485] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3485] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3485] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3486 attached => {parent_tid=[3486]}, 88) = 3486 [pid 3486] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3486] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3485] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3486] <... futex resumed>) = 0 [pid 3485] <... futex resumed>) = 1 [pid 3486] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3485] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3486] <... socketpair resumed>[3, 4]) = 0 [pid 3486] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3486] <... futex resumed>) = 0 [pid 3486] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3485] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3486] <... futex resumed>) = 0 [pid 3485] <... futex resumed>) = 1 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3485] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3486] <... sendmsg resumed>) = 0 [pid 3485] <... futex resumed>) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3486] <... sendmsg resumed>) = 0 [pid 3485] <... mmap resumed>) = 0x7f6c2d581000 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3485] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3486] <... sendmsg resumed>) = 0 [pid 3485] <... mprotect resumed>) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3485] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3486] <... sendmsg resumed>) = 0 [pid 3485] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3486] <... sendmsg resumed>) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3485] <... clone3 resumed> => {parent_tid=[3487]}, 88) = 3487 ./strace-static-x86_64: Process 3487 attached [pid 3486] <... sendmsg resumed>) = 0 [pid 3485] rt_sigprocmask(SIG_SETMASK, [], [pid 3487] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3487] <... set_robust_list resumed>) = 0 [pid 3486] <... sendmsg resumed>) = 0 [pid 3485] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3485] <... futex resumed>) = 0 [pid 3486] <... sendmsg resumed>) = 0 [pid 3485] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3487] rt_sigprocmask(SIG_SETMASK, [], [pid 3486] <... sendmsg resumed>) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3487] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3487] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3487] <... setsockopt resumed>) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3486] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3486] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3486] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3487] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3485] <... futex resumed>) = 0 [pid 3487] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3485] exit_group(0 [pid 3487] <... futex resumed>) = ? [pid 3486] <... futex resumed>) = ? [pid 3485] <... exit_group resumed>) = ? [pid 3487] +++ exited with 0 +++ [pid 3486] +++ exited with 0 +++ [pid 3485] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3485, 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=0x5555735a8690) = 3488 ./strace-static-x86_64: Process 3488 attached [pid 3488] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3488] setpgid(0, 0) = 0 [pid 3488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3488] write(3, "1000", 4) = 4 [pid 3488] close(3) = 0 [pid 3488] write(1, "executing program\n", 18executing program ) = 18 [pid 3488] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3488] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3488] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3488] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3489]}, 88) = 3489 ./strace-static-x86_64: Process 3489 attached [pid 3489] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3489] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3488] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3489] <... futex resumed>) = 0 [pid 3488] <... futex resumed>) = 1 [pid 3489] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3488] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3489] <... socketpair resumed>[3, 4]) = 0 [pid 3489] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3488] <... futex resumed>) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3488] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3489] <... sendmsg resumed>) = 0 [pid 3488] <... futex resumed>) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3488] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3489] <... sendmsg resumed>) = 0 [pid 3488] <... futex resumed>) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3489] <... sendmsg resumed>) = 0 [pid 3488] <... mmap resumed>) = 0x7f6c2d581000 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3488] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3489] <... sendmsg resumed>) = 0 [pid 3488] <... mprotect resumed>) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3488] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3489] <... sendmsg resumed>) = 0 [pid 3488] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3489] <... sendmsg resumed>) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3488] <... clone3 resumed> => {parent_tid=[3490]}, 88) = 3490 [pid 3489] <... sendmsg resumed>) = 0 [pid 3488] rt_sigprocmask(SIG_SETMASK, [], [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3489] <... sendmsg resumed>) = 0 [pid 3488] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3488] <... futex resumed>) = 0 [pid 3489] <... sendmsg resumed>) = 0 [pid 3488] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3490 attached [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3490] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3489] <... sendmsg resumed>) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3490] <... set_robust_list resumed>) = 0 [pid 3489] <... sendmsg resumed>) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] rt_sigprocmask(SIG_SETMASK, [], [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3489] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3490] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3490] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3488] <... futex resumed>) = 0 [pid 3490] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3488] exit_group(0 [pid 3490] <... futex resumed>) = ? [pid 3489] <... futex resumed>) = ? [pid 3488] <... exit_group resumed>) = ? [pid 3490] +++ exited with 0 +++ [pid 3489] +++ exited with 0 +++ [pid 3488] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3488, 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=0x5555735a8690) = 3491 ./strace-static-x86_64: Process 3491 attached [pid 3491] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3491] setpgid(0, 0) = 0 [pid 3491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3491] write(3, "1000", 4) = 4 [pid 3491] close(3) = 0 [pid 3491] write(1, "executing program\n", 18executing program ) = 18 [pid 3491] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3491] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3491] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3491] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3491] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3492 attached => {parent_tid=[3492]}, 88) = 3492 [pid 3492] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3492] <... set_robust_list resumed>) = 0 [pid 3491] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3492] rt_sigprocmask(SIG_SETMASK, [], [pid 3491] <... futex resumed>) = 0 [pid 3492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3491] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3492] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3492] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3492] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3491] <... futex resumed>) = 0 [pid 3491] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3492] <... futex resumed>) = 0 [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3491] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3491] <... mmap resumed>) = 0x7f6c2d581000 [pid 3492] <... sendmsg resumed>) = 0 [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3491] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3491] <... mprotect resumed>) = 0 [pid 3492] <... sendmsg resumed>) = 0 [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3491] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3491] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3491] <... clone3 resumed> => {parent_tid=[3493]}, 88) = 3493 [pid 3492] <... sendmsg resumed>) = 0 [pid 3491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3491] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3491] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3493 attached [pid 3493] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3493] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3493] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3491] <... futex resumed>) = 0 [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3493] <... futex resumed>) = 1 [pid 3493] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3492] <... sendmsg resumed>) = 0 [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3492] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3492] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3491] exit_group(0 [pid 3493] <... futex resumed>) = ? [pid 3492] <... futex resumed>) = ? [pid 3491] <... exit_group resumed>) = ? [pid 3493] +++ exited with 0 +++ [pid 3492] +++ exited with 0 +++ [pid 3491] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3491, 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=0x5555735a8690) = 3494 ./strace-static-x86_64: Process 3494 attached [pid 3494] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3494] setpgid(0, 0) = 0 [pid 3494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3494] write(3, "1000", 4) = 4 [pid 3494] close(3executing program ) = 0 [pid 3494] write(1, "executing program\n", 18) = 18 [pid 3494] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3494] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3494] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3494] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3494] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3494] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3494] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3495 attached => {parent_tid=[3495]}, 88) = 3495 [pid 3495] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3495] <... set_robust_list resumed>) = 0 [pid 3494] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3495] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3494] <... futex resumed>) = 0 [pid 3495] <... socketpair resumed>[3, 4]) = 0 [pid 3494] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3495] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3495] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3494] <... futex resumed>) = 0 [pid 3494] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3495] <... futex resumed>) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3494] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3494] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3494] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3495] <... sendmsg resumed>) = 0 [pid 3494] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3494] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3496 attached [pid 3494] <... clone3 resumed> => {parent_tid=[3496]}, 88) = 3496 [pid 3494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3494] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3494] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3495] <... sendmsg resumed>) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3496] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3496] <... set_robust_list resumed>) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3496] rt_sigprocmask(SIG_SETMASK, [], [pid 3495] <... sendmsg resumed>) = 0 [pid 3496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3496] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3495] <... sendmsg resumed>) = 0 [pid 3496] <... setsockopt resumed>) = 0 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3496] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3495] <... sendmsg resumed>) = 0 [pid 3496] <... futex resumed>) = 1 [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3494] <... futex resumed>) = 0 [pid 3496] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3495] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3495] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3495] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3495] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3494] exit_group(0 [pid 3496] <... futex resumed>) = ? [pid 3495] <... futex resumed>) = ? [pid 3494] <... exit_group resumed>) = ? [pid 3496] +++ exited with 0 +++ [pid 3495] +++ exited with 0 +++ [pid 3494] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3494, 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=0x5555735a8690) = 3497 ./strace-static-x86_64: Process 3497 attached [pid 3497] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3497] setpgid(0, 0) = 0 [pid 3497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3497] write(3, "1000", 4executing program ) = 4 [pid 3497] close(3) = 0 [pid 3497] write(1, "executing program\n", 18) = 18 [pid 3497] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3497] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3497] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3497] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3497] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3498]}, 88) = 3498 [pid 3497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3497] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3497] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3498 attached [pid 3498] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3498] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3498] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3497] <... futex resumed>) = 0 [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3497] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3497] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3497] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3498] <... sendmsg resumed>) = 0 [pid 3497] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3499]}, 88) = 3499 ./strace-static-x86_64: Process 3499 attached [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3497] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3497] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3499] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3499] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3499] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3497] <... futex resumed>) = 0 [pid 3499] <... futex resumed>) = 1 [pid 3499] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] <... sendmsg resumed>) = 0 [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3498] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3498] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3497] exit_group(0) = ? [pid 3498] <... futex resumed>) = ? [pid 3499] <... futex resumed>) = ? [pid 3498] +++ exited with 0 +++ [pid 3499] +++ exited with 0 +++ [pid 3497] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3497, 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 3500 attached , child_tidptr=0x5555735a8690) = 3500 [pid 3500] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3500] setpgid(0, 0) = 0 [pid 3500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3500] write(3, "1000", 4) = 4 [pid 3500] close(3) = 0 executing program [pid 3500] write(1, "executing program\n", 18) = 18 [pid 3500] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3500] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3500] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3500] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3500] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3501 attached => {parent_tid=[3501]}, 88) = 3501 [pid 3500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3500] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3500] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3501] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3501] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3501] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3501] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3500] <... futex resumed>) = 0 [pid 3500] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3500] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3500] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3501] <... futex resumed>) = 0 [pid 3500] <... mprotect resumed>) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3500] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3500] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3501] <... sendmsg resumed>) = 0 [pid 3500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3500] <... clone3 resumed> => {parent_tid=[3502]}, 88) = 3502 ./strace-static-x86_64: Process 3502 attached [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3500] rt_sigprocmask(SIG_SETMASK, [], [pid 3501] <... sendmsg resumed>) = 0 [pid 3500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3500] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3500] <... futex resumed>) = 0 [pid 3501] <... sendmsg resumed>) = 0 [pid 3500] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3502] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3502] <... set_robust_list resumed>) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3502] rt_sigprocmask(SIG_SETMASK, [], [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3501] <... sendmsg resumed>) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3502] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3502] <... setsockopt resumed>) = 0 [pid 3501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3502] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3501] <... sendmsg resumed>) = 0 [pid 3502] <... futex resumed>) = 1 [pid 3500] <... futex resumed>) = 0 [pid 3501] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3502] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3501] <... futex resumed>) = 0 [pid 3500] exit_group(0 [pid 3502] <... futex resumed>) = ? [pid 3500] <... exit_group resumed>) = ? [pid 3501] +++ exited with 0 +++ [pid 3502] +++ exited with 0 +++ [pid 3500] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3500, 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=0x5555735a8690) = 3503 ./strace-static-x86_64: Process 3503 attached [pid 3503] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3503] setpgid(0, 0) = 0 [pid 3503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3503] write(3, "1000", 4) = 4 [pid 3503] close(3) = 0 executing program [pid 3503] write(1, "executing program\n", 18) = 18 [pid 3503] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3503] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3503] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3503] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3503] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3503] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3503] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3504 attached => {parent_tid=[3504]}, 88) = 3504 [pid 3503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3503] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3503] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3504] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3504] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3504] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3504] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3503] <... futex resumed>) = 0 [pid 3503] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3504] <... futex resumed>) = 0 [pid 3503] <... futex resumed>) = 1 [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3503] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3504] <... sendmsg resumed>) = 0 [pid 3503] <... futex resumed>) = 0 [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3503] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3504] <... sendmsg resumed>) = 0 [pid 3503] <... mmap resumed>) = 0x7f6c2d581000 [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3503] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3504] <... sendmsg resumed>) = 0 [pid 3503] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3503] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3503] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3505]}, 88) = 3505 [pid 3503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3503] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3503] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3505 attached [pid 3505] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3505] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3505] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3503] <... futex resumed>) = 0 [pid 3505] <... futex resumed>) = 1 [pid 3505] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3504] <... sendmsg resumed>) = 0 [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3504] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3503] exit_group(0) = ? [pid 3505] <... futex resumed>) = ? [pid 3504] <... futex resumed>) = ? [pid 3505] +++ exited with 0 +++ [pid 3504] +++ exited with 0 +++ [pid 3503] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3503, 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=0x5555735a8690) = 3506 ./strace-static-x86_64: Process 3506 attached [pid 3506] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3506] setpgid(0, 0) = 0 [pid 3506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3506] write(3, "1000", 4) = 4 [pid 3506] close(3) = 0 [pid 3506] write(1, "executing program\n", 18executing program ) = 18 [pid 3506] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3506] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3506] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3506] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3506] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3507 attached => {parent_tid=[3507]}, 88) = 3507 [pid 3507] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3507] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3506] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3507] <... futex resumed>) = 0 [pid 3507] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3506] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3507] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3507] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3506] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3507] <... futex resumed>) = 0 [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3506] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3507] <... sendmsg resumed>) = 0 [pid 3506] <... mmap resumed>) = 0x7f6c2d581000 [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3506] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3506] <... mprotect resumed>) = 0 [pid 3506] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3508]}, 88) = 3508 [pid 3506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3506] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3506] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3508 attached [pid 3508] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3508] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3508] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3506] <... futex resumed>) = 0 [pid 3508] <... futex resumed>) = 1 [pid 3508] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3507] <... sendmsg resumed>) = 0 [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3507] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3507] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3506] exit_group(0) = ? [pid 3508] <... futex resumed>) = ? [pid 3507] <... futex resumed>) = ? [pid 3508] +++ exited with 0 +++ [pid 3507] +++ exited with 0 +++ [pid 3506] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3506, 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=0x5555735a8690) = 3509 ./strace-static-x86_64: Process 3509 attached [pid 3509] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3509] setpgid(0, 0) = 0 [pid 3509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3509] write(3, "1000", 4) = 4 [pid 3509] close(3) = 0 [pid 3509] write(1, "executing program\n", 18executing program ) = 18 [pid 3509] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3509] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3509] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3509] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3509] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3509] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3510]}, 88) = 3510 ./strace-static-x86_64: Process 3510 attached [pid 3509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3509] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3509] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3510] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3510] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3510] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3509] <... futex resumed>) = 0 [pid 3509] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3509] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3509] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3509] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3509] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3509] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3510] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3511 attached [pid 3511] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3511] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3511] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3509] <... clone3 resumed> => {parent_tid=[3511]}, 88) = 3511 [pid 3509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3509] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3511] <... futex resumed>) = 0 [pid 3511] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3511] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3509] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3511] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3510] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3509] exit_group(0 [pid 3510] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3511] <... futex resumed>) = ? [pid 3510] <... futex resumed>) = ? [pid 3509] <... exit_group resumed>) = ? [pid 3511] +++ exited with 0 +++ [pid 3510] +++ exited with 0 +++ [pid 3509] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3509, 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 3512 attached , child_tidptr=0x5555735a8690) = 3512 [pid 3512] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3512] setpgid(0, 0) = 0 [pid 3512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3512] write(3, "1000", 4) = 4 [pid 3512] close(3) = 0 [pid 3512] write(1, "executing program\n", 18executing program ) = 18 [pid 3512] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3512] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3512] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3512] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3513 attached [pid 3513] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3512] <... clone3 resumed> => {parent_tid=[3513]}, 88) = 3513 [pid 3513] <... set_robust_list resumed>) = 0 [pid 3512] rt_sigprocmask(SIG_SETMASK, [], [pid 3513] rt_sigprocmask(SIG_SETMASK, [], [pid 3512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3512] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3513] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3512] <... futex resumed>) = 0 [pid 3512] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3513] <... socketpair resumed>[3, 4]) = 0 [pid 3513] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3512] <... futex resumed>) = 0 [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3512] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3513] <... sendmsg resumed>) = 0 [pid 3512] <... futex resumed>) = 0 [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3512] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3513] <... sendmsg resumed>) = 0 [pid 3512] <... futex resumed>) = 0 [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3513] <... sendmsg resumed>) = 0 [pid 3512] <... mmap resumed>) = 0x7f6c2d581000 [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3512] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3513] <... sendmsg resumed>) = 0 [pid 3512] <... mprotect resumed>) = 0 [pid 3512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3514]}, 88) = 3514 [pid 3512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3512] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3512] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3514 attached [pid 3514] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3514] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3514] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3514] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3512] <... futex resumed>) = 0 [pid 3514] <... futex resumed>) = 1 [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3514] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3513] <... sendmsg resumed>) = 0 [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3513] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3513] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3512] exit_group(0 [pid 3514] <... futex resumed>) = ? [pid 3512] <... exit_group resumed>) = ? [pid 3514] +++ exited with 0 +++ [pid 3513] <... futex resumed>) = ? [pid 3513] +++ exited with 0 +++ [pid 3512] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3512, 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=0x5555735a8690) = 3515 ./strace-static-x86_64: Process 3515 attached [pid 3515] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3515] setpgid(0, 0) = 0 [pid 3515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3515] write(3, "1000", 4) = 4 [pid 3515] close(3executing program ) = 0 [pid 3515] write(1, "executing program\n", 18) = 18 [pid 3515] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3515] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3515] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3515] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3515] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3515] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3516 attached => {parent_tid=[3516]}, 88) = 3516 [pid 3515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3515] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3515] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3516] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3516] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3516] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3515] <... futex resumed>) = 0 [pid 3515] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3515] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3515] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3515] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3516] <... sendmsg resumed>) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3515] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3515] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3516] <... sendmsg resumed>) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3516] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3517 attached [pid 3517] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3517] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3515] <... clone3 resumed> => {parent_tid=[3517]}, 88) = 3517 [pid 3515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3515] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3517] <... futex resumed>) = 0 [pid 3517] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3517] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3517] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3515] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3515] exit_group(0 [pid 3516] <... futex resumed>) = ? [pid 3516] +++ exited with 0 +++ [pid 3517] <... futex resumed>) = ? [pid 3517] +++ exited with 0 +++ [pid 3515] <... exit_group resumed>) = ? [pid 3515] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3515, 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=0x5555735a8690) = 3518 ./strace-static-x86_64: Process 3518 attached [pid 3518] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3518] setpgid(0, 0) = 0 [pid 3518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3518] write(3, "1000", 4) = 4 [pid 3518] close(3executing program ) = 0 [pid 3518] write(1, "executing program\n", 18) = 18 [pid 3518] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3518] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3518] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3518] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3518] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3519 attached => {parent_tid=[3519]}, 88) = 3519 [pid 3518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3518] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3518] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3519] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3519] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3519] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3519] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3518] <... futex resumed>) = 0 [pid 3518] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3518] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3518] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3519] <... futex resumed>) = 0 [pid 3518] <... mprotect resumed>) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3519] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3518] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3520]}, 88) = 3520 [pid 3518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3518] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3518] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3520 attached [pid 3520] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3520] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3520] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3518] <... futex resumed>) = 0 [pid 3518] exit_group(0 [pid 3519] <... futex resumed>) = ? [pid 3518] <... exit_group resumed>) = ? [pid 3520] <... futex resumed>) = ? [pid 3519] +++ exited with 0 +++ [pid 3520] +++ exited with 0 +++ [pid 3518] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3518, 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 3521 attached , child_tidptr=0x5555735a8690) = 3521 [pid 3521] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3521] setpgid(0, 0) = 0 [pid 3521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3521] write(3, "1000", 4) = 4 [pid 3521] close(3executing program ) = 0 [pid 3521] write(1, "executing program\n", 18) = 18 [pid 3521] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3521] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3521] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3521] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3521] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3521] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3521] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3522]}, 88) = 3522 ./strace-static-x86_64: Process 3522 attached [pid 3521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3521] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3521] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3522] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3522] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3522] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3521] <... futex resumed>) = 0 [pid 3521] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3521] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3521] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3521] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3521] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3521] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3521] <... clone3 resumed> => {parent_tid=[3523]}, 88) = 3523 [pid 3521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3521] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3521] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3522] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3523 attached [pid 3523] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3523] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3523] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3523] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3521] <... futex resumed>) = 0 [pid 3523] <... futex resumed>) = 1 [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3523] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3522] <... sendmsg resumed>) = 0 [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3522] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3521] exit_group(0) = ? [pid 3522] <... futex resumed>) = ? [pid 3523] <... futex resumed>) = ? [pid 3522] +++ exited with 0 +++ [pid 3523] +++ exited with 0 +++ [pid 3521] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3521, 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=0x5555735a8690) = 3524 ./strace-static-x86_64: Process 3524 attached [pid 3524] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3524] setpgid(0, 0) = 0 [pid 3524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3524] write(3, "1000", 4) = 4 [pid 3524] close(3executing program ) = 0 [pid 3524] write(1, "executing program\n", 18) = 18 [pid 3524] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3524] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3524] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3524] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3524] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3525]}, 88) = 3525 [pid 3524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3524] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3524] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3525 attached [pid 3525] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3525] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3525] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3524] <... futex resumed>) = 0 [pid 3524] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3524] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3524] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3524] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3526 attached [pid 3525] <... futex resumed>) = 1 [pid 3524] <... clone3 resumed> => {parent_tid=[3526]}, 88) = 3526 [pid 3524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3524] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3524] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3526] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3526] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3526] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3524] <... futex resumed>) = 0 [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3526] <... futex resumed>) = 1 [pid 3525] <... sendmsg resumed>) = 0 [pid 3526] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3525] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3525] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3524] exit_group(0) = ? [pid 3525] <... futex resumed>) = ? [pid 3526] <... futex resumed>) = ? [pid 3525] +++ exited with 0 +++ [pid 3526] +++ exited with 0 +++ [pid 3524] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3524, 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=0x5555735a8690) = 3527 ./strace-static-x86_64: Process 3527 attached [pid 3527] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3527] setpgid(0, 0) = 0 [pid 3527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3527] write(3, "1000", 4) = 4 [pid 3527] close(3) = 0 [pid 3527] write(1, "executing program\n", 18executing program ) = 18 [pid 3527] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3527] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3527] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3527] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3527] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3528]}, 88) = 3528 ./strace-static-x86_64: Process 3528 attached [pid 3527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3527] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3527] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3528] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3528] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3528] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3527] <... futex resumed>) = 0 [pid 3527] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3527] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3527] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3528] <... sendmsg resumed>) = 0 [pid 3527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3529 attached ) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3527] <... clone3 resumed> => {parent_tid=[3529]}, 88) = 3529 [pid 3529] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3527] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3527] <... futex resumed>) = 0 [pid 3528] <... sendmsg resumed>) = 0 [pid 3527] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3529] <... set_robust_list resumed>) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3529] rt_sigprocmask(SIG_SETMASK, [], [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3528] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3528] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3529] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3529] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3527] <... futex resumed>) = 0 [pid 3527] exit_group(0) = ? [pid 3528] <... futex resumed>) = ? [pid 3528] +++ exited with 0 +++ [pid 3529] +++ exited with 0 +++ [pid 3527] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3527, 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 3530 attached , child_tidptr=0x5555735a8690) = 3530 [pid 3530] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3530] setpgid(0, 0) = 0 [pid 3530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3530] write(3, "1000", 4) = 4 [pid 3530] close(3) = 0 [pid 3530] write(1, "executing program\n", 18executing program ) = 18 [pid 3530] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3530] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3530] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3530] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3530] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3530] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3531 attached [pid 3531] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3530] <... clone3 resumed> => {parent_tid=[3531]}, 88) = 3531 [pid 3530] rt_sigprocmask(SIG_SETMASK, [], [pid 3531] <... set_robust_list resumed>) = 0 [pid 3531] rt_sigprocmask(SIG_SETMASK, [], [pid 3530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3530] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3531] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3530] <... futex resumed>) = 0 [pid 3530] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3531] <... socketpair resumed>[3, 4]) = 0 [pid 3531] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3531] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3530] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3531] <... futex resumed>) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3530] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3530] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3530] <... mprotect resumed>) = 0 [pid 3531] <... sendmsg resumed>) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3530] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3530] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3530] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3531] <... sendmsg resumed>) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3530] <... clone3 resumed> => {parent_tid=[3532]}, 88) = 3532 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3531] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3532 attached [pid 3532] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3532] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3530] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3530] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3532] <... futex resumed>) = 0 [pid 3532] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3532] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3530] <... futex resumed>) = 0 [pid 3530] exit_group(0 [pid 3531] <... futex resumed>) = ? [pid 3531] +++ exited with 0 +++ [pid 3530] <... exit_group resumed>) = ? [pid 3532] +++ exited with 0 +++ [pid 3530] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3530, 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 3533 attached , child_tidptr=0x5555735a8690) = 3533 [pid 3533] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3533] setpgid(0, 0) = 0 [pid 3533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3533] write(3, "1000", 4) = 4 [pid 3533] close(3) = 0 executing program [pid 3533] write(1, "executing program\n", 18) = 18 [pid 3533] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3533] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3533] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3533] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3533] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3534]}, 88) = 3534 [pid 3533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3533] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3533] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3534 attached [pid 3534] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3534] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3534] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3533] <... futex resumed>) = 0 [pid 3533] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3533] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3533] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3534] <... futex resumed>) = 1 [pid 3533] <... mprotect resumed>) = 0 [pid 3533] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3535 attached ) = 0 [pid 3533] <... clone3 resumed> => {parent_tid=[3535]}, 88) = 3535 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3533] rt_sigprocmask(SIG_SETMASK, [], [pid 3535] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3534] <... sendmsg resumed>) = 0 [pid 3533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3533] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3534] <... sendmsg resumed>) = 0 [pid 3533] <... futex resumed>) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3533] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3534] <... sendmsg resumed>) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3535] <... set_robust_list resumed>) = 0 [pid 3534] <... sendmsg resumed>) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3534] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3535] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3535] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3533] <... futex resumed>) = 0 [pid 3533] exit_group(0 [pid 3534] <... futex resumed>) = ? [pid 3533] <... exit_group resumed>) = ? [pid 3534] +++ exited with 0 +++ [pid 3535] <... futex resumed>) = ? [pid 3535] +++ exited with 0 +++ [pid 3533] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3533, 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=0x5555735a8690) = 3536 ./strace-static-x86_64: Process 3536 attached [pid 3536] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3536] setpgid(0, 0) = 0 [pid 3536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3536] write(3, "1000", 4) = 4 [pid 3536] close(3) = 0 executing program [pid 3536] write(1, "executing program\n", 18) = 18 [pid 3536] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3536] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3536] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3536] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3536] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3537]}, 88) = 3537 ./strace-static-x86_64: Process 3537 attached [pid 3536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3536] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3536] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3537] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3537] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3537] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3536] <... futex resumed>) = 0 [pid 3536] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3536] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3536] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3536] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3536] <... clone3 resumed> => {parent_tid=[3538]}, 88) = 3538 [pid 3537] <... sendmsg resumed>) = 0 [pid 3536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3536] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3537] <... sendmsg resumed>) = 0 [pid 3536] <... futex resumed>) = 0 [pid 3536] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3538 attached [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3537] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3538] <... set_robust_list resumed>) = 0 [pid 3538] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3538] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3538] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3536] <... futex resumed>) = 0 [pid 3536] exit_group(0) = ? [pid 3537] <... futex resumed>) = ? [pid 3537] +++ exited with 0 +++ [pid 3538] +++ exited with 0 +++ [pid 3536] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3536, 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=0x5555735a8690) = 3539 ./strace-static-x86_64: Process 3539 attached [pid 3539] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3539] setpgid(0, 0) = 0 [pid 3539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3539] write(3, "1000", 4) = 4 executing program [pid 3539] close(3) = 0 [pid 3539] write(1, "executing program\n", 18) = 18 [pid 3539] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3539] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3539] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3539] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3539] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3540 attached => {parent_tid=[3540]}, 88) = 3540 [pid 3540] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3540] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3539] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3540] <... futex resumed>) = 0 [pid 3540] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3539] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3540] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3539] <... futex resumed>) = 0 [pid 3539] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3539] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3539] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3539] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3539] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3540] <... sendmsg resumed>) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3541 attached [pid 3539] <... clone3 resumed> => {parent_tid=[3541]}, 88) = 3541 [pid 3539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3539] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3539] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3541] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3541] <... set_robust_list resumed>) = 0 [pid 3540] <... sendmsg resumed>) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3540] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3540] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3541] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3541] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3541] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3539] <... futex resumed>) = 0 [pid 3539] exit_group(0 [pid 3541] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3539] <... exit_group resumed>) = ? [pid 3541] <... futex resumed>) = ? [pid 3540] <... futex resumed>) = ? [pid 3541] +++ exited with 0 +++ [pid 3540] +++ exited with 0 +++ [pid 3539] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3539, 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 3542 attached , child_tidptr=0x5555735a8690) = 3542 [pid 3542] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3542] setpgid(0, 0) = 0 [pid 3542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3542] write(3, "1000", 4) = 4 executing program [pid 3542] close(3) = 0 [pid 3542] write(1, "executing program\n", 18) = 18 [pid 3542] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3542] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3542] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3543 attached => {parent_tid=[3543]}, 88) = 3543 [pid 3543] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3543] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3542] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3543] <... futex resumed>) = 0 [pid 3543] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3542] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3543] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3542] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3542] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3542] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3543] <... futex resumed>) = 0 [pid 3542] <... mprotect resumed>) = 0 [pid 3542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3542] <... clone3 resumed> => {parent_tid=[3544]}, 88) = 3544 [pid 3543] <... sendmsg resumed>) = 0 [pid 3542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3542] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3542] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3544 attached [pid 3544] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3544] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3544] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3542] <... futex resumed>) = 0 [pid 3544] <... futex resumed>) = 1 [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3544] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3543] <... sendmsg resumed>) = 0 [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3543] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3542] exit_group(0) = ? [pid 3544] <... futex resumed>) = ? [pid 3543] +++ exited with 0 +++ [pid 3544] +++ exited with 0 +++ [pid 3542] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3542, 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 3545 attached , child_tidptr=0x5555735a8690) = 3545 [pid 3545] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3545] setpgid(0, 0) = 0 [pid 3545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3545] write(3, "1000", 4) = 4 executing program [pid 3545] close(3) = 0 [pid 3545] write(1, "executing program\n", 18) = 18 [pid 3545] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3545] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3545] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3545] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3545] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3546]}, 88) = 3546 ./strace-static-x86_64: Process 3546 attached [pid 3545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3545] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3545] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3546] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3546] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3546] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3546] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3546] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3545] <... futex resumed>) = 0 [pid 3545] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3545] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3545] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3546] <... futex resumed>) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3545] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3546] <... sendmsg resumed>) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3545] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3546] <... sendmsg resumed>) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3546] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3547 attached [pid 3545] <... clone3 resumed> => {parent_tid=[3547]}, 88) = 3547 [pid 3545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3545] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3545] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3547] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3547] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3547] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3547] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3545] <... futex resumed>) = 0 [pid 3547] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3545] exit_group(0 [pid 3547] <... futex resumed>) = ? [pid 3546] <... futex resumed>) = ? [pid 3545] <... exit_group resumed>) = ? [pid 3547] +++ exited with 0 +++ [pid 3546] +++ exited with 0 +++ [pid 3545] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3545, 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 3548 attached [pid 3548] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... clone resumed>, child_tidptr=0x5555735a8690) = 3548 [pid 3548] <... prctl resumed>) = 0 [pid 3548] setpgid(0, 0) = 0 [pid 3548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3548] write(3, "1000", 4) = 4 [pid 3548] close(3) = 0 executing program [pid 3548] write(1, "executing program\n", 18) = 18 [pid 3548] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3548] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3548] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3548] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3549 attached => {parent_tid=[3549]}, 88) = 3549 [pid 3549] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3548] rt_sigprocmask(SIG_SETMASK, [], [pid 3549] rt_sigprocmask(SIG_SETMASK, [], [pid 3548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3548] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3549] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3548] <... futex resumed>) = 0 [pid 3548] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3549] <... socketpair resumed>[3, 4]) = 0 [pid 3549] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3548] <... futex resumed>) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3548] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3549] <... sendmsg resumed>) = 0 [pid 3548] <... futex resumed>) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3548] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3549] <... sendmsg resumed>) = 0 [pid 3548] <... futex resumed>) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3549] <... sendmsg resumed>) = 0 [pid 3548] <... mmap resumed>) = 0x7f6c2d581000 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3548] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3549] <... sendmsg resumed>) = 0 [pid 3548] <... mprotect resumed>) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3548] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3549] <... sendmsg resumed>) = 0 [pid 3548] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3549] <... sendmsg resumed>) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3548] <... clone3 resumed> => {parent_tid=[3550]}, 88) = 3550 [pid 3549] <... sendmsg resumed>) = 0 [pid 3548] rt_sigprocmask(SIG_SETMASK, [], [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3549] <... sendmsg resumed>) = 0 [pid 3548] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3548] <... futex resumed>) = 0 [pid 3549] <... sendmsg resumed>) = 0 [pid 3548] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3550 attached [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3550] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3549] <... sendmsg resumed>) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3550] <... set_robust_list resumed>) = 0 [pid 3549] <... sendmsg resumed>) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3549] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3549] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3550] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3550] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3548] <... futex resumed>) = 0 [pid 3550] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3548] exit_group(0 [pid 3550] <... futex resumed>) = ? [pid 3549] <... futex resumed>) = ? [pid 3548] <... exit_group resumed>) = ? [pid 3550] +++ exited with 0 +++ [pid 3549] +++ exited with 0 +++ [pid 3548] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3548, 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 3551 attached , child_tidptr=0x5555735a8690) = 3551 [pid 3551] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3551] setpgid(0, 0) = 0 [pid 3551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3551] write(3, "1000", 4) = 4 [pid 3551] close(3executing program ) = 0 [pid 3551] write(1, "executing program\n", 18) = 18 [pid 3551] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3551] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3551] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3551] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3552 attached => {parent_tid=[3552]}, 88) = 3552 [pid 3551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3551] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3551] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3552] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3552] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3552] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3552] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3551] <... futex resumed>) = 0 [pid 3551] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3552] <... futex resumed>) = 0 [pid 3551] <... futex resumed>) = 1 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3551] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3552] <... sendmsg resumed>) = 0 [pid 3551] <... futex resumed>) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3551] <... mmap resumed>) = 0x7f6c2d581000 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3551] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3552] <... sendmsg resumed>) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3551] <... mprotect resumed>) = 0 [pid 3552] <... sendmsg resumed>) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3551] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3552] <... sendmsg resumed>) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3552] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3551] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3553 attached => {parent_tid=[3553]}, 88) = 3553 [pid 3551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3551] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3551] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3553] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3553] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3553] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3551] <... futex resumed>) = 0 [pid 3551] exit_group(0 [pid 3552] <... futex resumed>) = ? [pid 3551] <... exit_group resumed>) = ? [pid 3552] +++ exited with 0 +++ [pid 3553] +++ exited with 0 +++ [pid 3551] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3551, 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=0x5555735a8690) = 3554 ./strace-static-x86_64: Process 3554 attached [pid 3554] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3554] setpgid(0, 0) = 0 [pid 3554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3554] write(3, "1000", 4) = 4 [pid 3554] close(3executing program ) = 0 [pid 3554] write(1, "executing program\n", 18) = 18 [pid 3554] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3554] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3554] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3554] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3554] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3555]}, 88) = 3555 ./strace-static-x86_64: Process 3555 attached [pid 3554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3554] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3554] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3555] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3555] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3555] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3554] <... futex resumed>) = 0 [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3554] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3555] <... sendmsg resumed>) = 0 [pid 3554] <... futex resumed>) = 0 [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3554] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3555] <... sendmsg resumed>) = 0 [pid 3554] <... futex resumed>) = 0 [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3555] <... sendmsg resumed>) = 0 [pid 3554] <... mmap resumed>) = 0x7f6c2d581000 [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3554] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3555] <... sendmsg resumed>) = 0 [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3554] <... mprotect resumed>) = 0 [pid 3555] <... sendmsg resumed>) = 0 [pid 3554] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3554] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3556]}, 88) = 3556 [pid 3554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3554] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3554] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3556 attached [pid 3556] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3556] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3556] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3554] <... futex resumed>) = 0 [pid 3556] <... futex resumed>) = 1 [pid 3556] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3555] <... sendmsg resumed>) = 0 [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3555] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3555] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3554] exit_group(0) = ? [pid 3555] <... futex resumed>) = ? [pid 3556] <... futex resumed>) = ? [pid 3555] +++ exited with 0 +++ [pid 3556] +++ exited with 0 +++ [pid 3554] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3554, 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=0x5555735a8690) = 3557 ./strace-static-x86_64: Process 3557 attached [pid 3557] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3557] setpgid(0, 0) = 0 [pid 3557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3557] write(3, "1000", 4) = 4 [pid 3557] close(3executing program ) = 0 [pid 3557] write(1, "executing program\n", 18) = 18 [pid 3557] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3557] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3557] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3557] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3557] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3557] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3558]}, 88) = 3558 [pid 3557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3557] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3557] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3558 attached [pid 3558] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3558] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3558] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3557] <... futex resumed>) = 0 [pid 3557] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3557] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3557] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3557] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3557] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3559 attached ) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3557] <... clone3 resumed> => {parent_tid=[3559]}, 88) = 3559 [pid 3557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3557] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3558] <... sendmsg resumed>) = 0 [pid 3559] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3557] <... futex resumed>) = 0 [pid 3557] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3559] <... set_robust_list resumed>) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3559] rt_sigprocmask(SIG_SETMASK, [], [pid 3558] <... sendmsg resumed>) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3558] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3558] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3559] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3559] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3557] <... futex resumed>) = 0 [pid 3557] exit_group(0) = ? [pid 3558] <... futex resumed>) = ? [pid 3559] +++ exited with 0 +++ [pid 3558] +++ exited with 0 +++ [pid 3557] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3557, 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=0x5555735a8690) = 3560 ./strace-static-x86_64: Process 3560 attached [pid 3560] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3560] setpgid(0, 0) = 0 [pid 3560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3560] write(3, "1000", 4) = 4 [pid 3560] close(3executing program ) = 0 [pid 3560] write(1, "executing program\n", 18) = 18 [pid 3560] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3560] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3560] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3560] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3560] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3561 attached => {parent_tid=[3561]}, 88) = 3561 [pid 3560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3560] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3560] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3561] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3561] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3561] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3561] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3560] <... futex resumed>) = 0 [pid 3560] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3560] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3560] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3560] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3560] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3562]}, 88) = 3562 [pid 3560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3560] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3560] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3562 attached [pid 3562] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3562] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3562] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3560] <... futex resumed>) = 0 [pid 3562] <... futex resumed>) = 1 [pid 3562] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3561] <... sendmsg resumed>) = 0 [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3561] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3560] exit_group(0) = ? [pid 3561] <... futex resumed>) = ? [pid 3562] <... futex resumed>) = ? [pid 3562] +++ exited with 0 +++ [pid 3561] +++ exited with 0 +++ [pid 3560] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3560, 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=0x5555735a8690) = 3563 ./strace-static-x86_64: Process 3563 attached [pid 3563] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3563] setpgid(0, 0) = 0 [pid 3563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3563] write(3, "1000", 4) = 4 [pid 3563] close(3executing program ) = 0 [pid 3563] write(1, "executing program\n", 18) = 18 [pid 3563] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3563] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3563] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3563] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3563] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3563] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3563] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3564 attached => {parent_tid=[3564]}, 88) = 3564 [pid 3563] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3563] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3563] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3564] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3564] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3564] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3563] <... futex resumed>) = 0 [pid 3563] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3563] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3563] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3563] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3563] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3563] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3565]}, 88) = 3565 [pid 3563] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3563] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3563] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3565 attached [pid 3565] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3565] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3565] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3565] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3563] <... futex resumed>) = 0 [pid 3565] <... futex resumed>) = 1 [pid 3564] <... sendmsg resumed>) = 0 [pid 3565] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3564] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3563] exit_group(0) = ? [pid 3565] <... futex resumed>) = ? [pid 3564] <... futex resumed>) = ? [pid 3565] +++ exited with 0 +++ [pid 3564] +++ exited with 0 +++ [pid 3563] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3563, 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=0x5555735a8690) = 3566 ./strace-static-x86_64: Process 3566 attached [pid 3566] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3566] setpgid(0, 0) = 0 [pid 3566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3566] write(3, "1000", 4) = 4 [pid 3566] close(3) = 0 [pid 3566] write(1, "executing program\n", 18executing program ) = 18 [pid 3566] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3566] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3566] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3566] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3567]}, 88) = 3567 [pid 3566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3566] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3566] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3567 attached [pid 3567] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3567] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3567] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3567] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3566] <... futex resumed>) = 0 [pid 3566] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3566] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3566] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3566] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3568]}, 88) = 3568 [pid 3566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3566] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3566] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3568 attached [pid 3568] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3568] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3568] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3566] <... futex resumed>) = 0 [pid 3568] <... futex resumed>) = 1 [pid 3568] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3567] <... sendmsg resumed>) = 0 [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3567] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3567] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3566] exit_group(0) = ? [pid 3568] <... futex resumed>) = ? [pid 3568] +++ exited with 0 +++ [pid 3567] <... futex resumed>) = ? [pid 3567] +++ exited with 0 +++ [pid 3566] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3566, 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=0x5555735a8690) = 3569 ./strace-static-x86_64: Process 3569 attached [pid 3569] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3569] setpgid(0, 0) = 0 [pid 3569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3569] write(3, "1000", 4) = 4 [pid 3569] close(3) = 0 executing program [pid 3569] write(1, "executing program\n", 18) = 18 [pid 3569] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3569] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3569] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3569] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3570]}, 88) = 3570 [pid 3569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3569] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3570 attached [pid 3570] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3570] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3570] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3569] <... futex resumed>) = 0 [pid 3569] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3569] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3570] <... futex resumed>) = 1 [pid 3569] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3569] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3570] <... sendmsg resumed>) = 0 [pid 3569] <... clone3 resumed> => {parent_tid=[3571]}, 88) = 3571 ./strace-static-x86_64: Process 3571 attached [pid 3569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3569] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3571] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3571] <... set_robust_list resumed>) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3571] rt_sigprocmask(SIG_SETMASK, [], [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3570] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3570] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3571] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3571] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3569] <... futex resumed>) = 0 [pid 3569] exit_group(0 [pid 3570] <... futex resumed>) = ? [pid 3569] <... exit_group resumed>) = ? [pid 3570] +++ exited with 0 +++ [pid 3571] <... futex resumed>) = ? [pid 3571] +++ exited with 0 +++ [pid 3569] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3569, 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=0x5555735a8690) = 3572 ./strace-static-x86_64: Process 3572 attached [pid 3572] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3572] setpgid(0, 0) = 0 [pid 3572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3572] write(3, "1000", 4) = 4 [pid 3572] close(3executing program ) = 0 [pid 3572] write(1, "executing program\n", 18) = 18 [pid 3572] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3572] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3572] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3572] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3572] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3573]}, 88) = 3573 ./strace-static-x86_64: Process 3573 attached [pid 3572] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3572] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3572] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3573] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3573] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3573] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3572] <... futex resumed>) = 0 [pid 3572] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3572] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3572] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] <... mprotect resumed>) = 0 [pid 3572] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3572] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3574]}, 88) = 3574 [pid 3572] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3572] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3572] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3574 attached [pid 3574] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3574] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3574] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3574] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3572] <... futex resumed>) = 0 [pid 3574] <... futex resumed>) = 1 [pid 3574] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3573] <... sendmsg resumed>) = 0 [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3573] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3573] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3572] exit_group(0) = ? [pid 3574] <... futex resumed>) = ? [pid 3574] +++ exited with 0 +++ [pid 3573] <... futex resumed>) = ? [pid 3573] +++ exited with 0 +++ [pid 3572] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3572, 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=0x5555735a8690) = 3575 ./strace-static-x86_64: Process 3575 attached [pid 3575] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3575] setpgid(0, 0) = 0 [pid 3575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 3575] write(3, "1000", 4) = 4 [pid 3575] close(3) = 0 [pid 3575] write(1, "executing program\n", 18) = 18 [pid 3575] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3575] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3575] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3575] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3575] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3576]}, 88) = 3576 ./strace-static-x86_64: Process 3576 attached [pid 3575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3575] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3575] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3576] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3576] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3576] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3575] <... futex resumed>) = 0 [pid 3575] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3575] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3575] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3575] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3576] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3577 attached [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3575] <... clone3 resumed> => {parent_tid=[3577]}, 88) = 3577 [pid 3575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3575] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3575] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3577] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3577] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3577] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3577] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3575] <... futex resumed>) = 0 [pid 3577] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3576] <... sendmsg resumed>) = 0 [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3576] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3576] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3575] exit_group(0) = ? [pid 3577] <... futex resumed>) = ? [pid 3577] +++ exited with 0 +++ [pid 3576] <... futex resumed>) = ? [pid 3576] +++ exited with 0 +++ [pid 3575] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3575, 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 3578 attached , child_tidptr=0x5555735a8690) = 3578 [pid 3578] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3578] setpgid(0, 0) = 0 [pid 3578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3578] write(3, "1000", 4) = 4 [pid 3578] close(3) = 0 executing program [pid 3578] write(1, "executing program\n", 18) = 18 [pid 3578] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3578] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3578] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3578] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3579]}, 88) = 3579 ./strace-static-x86_64: Process 3579 attached [pid 3578] rt_sigprocmask(SIG_SETMASK, [], [pid 3579] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3578] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3579] <... set_robust_list resumed>) = 0 [pid 3579] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3579] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3579] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3578] <... futex resumed>) = 0 [pid 3578] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3578] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3578] <... mprotect resumed>) = 0 [pid 3579] <... sendmsg resumed>) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3578] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3579] <... sendmsg resumed>) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3578] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3580 attached ) = 0 [pid 3580] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3580] <... set_robust_list resumed>) = 0 [pid 3578] <... clone3 resumed> => {parent_tid=[3580]}, 88) = 3580 [pid 3579] <... sendmsg resumed>) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3578] rt_sigprocmask(SIG_SETMASK, [], [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3579] <... sendmsg resumed>) = 0 [pid 3578] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3579] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3578] <... futex resumed>) = 0 [pid 3579] <... sendmsg resumed>) = 0 [pid 3578] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3579] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3579] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3580] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3580] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3580] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3578] <... futex resumed>) = 0 [pid 3580] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3578] exit_group(0) = ? [pid 3580] <... futex resumed>) = ? [pid 3580] +++ exited with 0 +++ [pid 3579] <... futex resumed>) = ? [pid 3579] +++ exited with 0 +++ [pid 3578] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3578, 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=0x5555735a8690) = 3581 ./strace-static-x86_64: Process 3581 attached [pid 3581] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3581] setpgid(0, 0) = 0 [pid 3581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3581] write(3, "1000", 4) = 4 [pid 3581] close(3) = 0 executing program [pid 3581] write(1, "executing program\n", 18) = 18 [pid 3581] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3581] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3581] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3581] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3581] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3582 attached => {parent_tid=[3582]}, 88) = 3582 [pid 3581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3581] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3581] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3582] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3582] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3582] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3582] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3581] <... futex resumed>) = 0 [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3581] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3582] <... sendmsg resumed>) = 0 [pid 3581] <... futex resumed>) = 0 [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3581] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3581] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3581] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3582] <... sendmsg resumed>) = 0 [pid 3581] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3581] <... clone3 resumed> => {parent_tid=[3583]}, 88) = 3583 [pid 3581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3581] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3581] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3583 attached [pid 3583] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3583] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3583] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3581] <... futex resumed>) = 0 [pid 3583] <... futex resumed>) = 1 [pid 3583] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3582] <... sendmsg resumed>) = 0 [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3582] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3582] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3581] exit_group(0) = ? [pid 3583] <... futex resumed>) = ? [pid 3582] <... futex resumed>) = ? [pid 3583] +++ exited with 0 +++ [pid 3582] +++ exited with 0 +++ [pid 3581] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3581, 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=0x5555735a8690) = 3584 ./strace-static-x86_64: Process 3584 attached [pid 3584] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3584] setpgid(0, 0) = 0 [pid 3584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3584] write(3, "1000", 4) = 4 [pid 3584] close(3) = 0 executing program [pid 3584] write(1, "executing program\n", 18) = 18 [pid 3584] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3584] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3584] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3584] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3584] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3584] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3584] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3585 attached => {parent_tid=[3585]}, 88) = 3585 [pid 3585] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3584] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3585] <... set_robust_list resumed>) = 0 [pid 3584] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3585] rt_sigprocmask(SIG_SETMASK, [], [pid 3584] <... futex resumed>) = 0 [pid 3585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3584] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3585] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3585] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3584] <... futex resumed>) = 0 [pid 3584] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3584] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3584] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3584] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3584] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3585] <... sendmsg resumed>) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3584] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3585] <... sendmsg resumed>) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3584] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3585] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3585] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3586 attached [pid 3584] <... clone3 resumed> => {parent_tid=[3586]}, 88) = 3586 [pid 3586] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3586] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3586] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3584] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3584] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3586] <... futex resumed>) = 0 [pid 3586] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3586] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3584] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3586] <... futex resumed>) = 0 [pid 3584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3586] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3584] exit_group(0) = ? [pid 3585] <... futex resumed>) = ? [pid 3585] +++ exited with 0 +++ [pid 3586] <... futex resumed>) = ? [pid 3586] +++ exited with 0 +++ [pid 3584] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3584, 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 3587 attached , child_tidptr=0x5555735a8690) = 3587 [pid 3587] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3587] setpgid(0, 0) = 0 [pid 3587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3587] write(3, "1000", 4) = 4 [pid 3587] close(3) = 0 executing program [pid 3587] write(1, "executing program\n", 18) = 18 [pid 3587] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3587] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3587] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3587] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3587] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3587] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3588 attached => {parent_tid=[3588]}, 88) = 3588 [pid 3587] rt_sigprocmask(SIG_SETMASK, [], [pid 3588] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3588] <... set_robust_list resumed>) = 0 [pid 3587] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3588] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3587] <... futex resumed>) = 0 [pid 3588] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3587] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3588] <... socketpair resumed>[3, 4]) = 0 [pid 3588] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3587] <... futex resumed>) = 0 [pid 3587] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3587] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3588] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3588] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3587] <... mprotect resumed>) = 0 [pid 3587] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3587] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3589 attached => {parent_tid=[3589]}, 88) = 3589 [pid 3587] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3587] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3587] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3589] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3589] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3589] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3589] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3587] <... futex resumed>) = 0 [pid 3587] exit_group(0) = ? [pid 3588] <... futex resumed>) = ? [pid 3588] +++ exited with 0 +++ [pid 3589] +++ exited with 0 +++ [pid 3587] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3587, 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=0x5555735a8690) = 3590 ./strace-static-x86_64: Process 3590 attached [pid 3590] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3590] setpgid(0, 0) = 0 [pid 3590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3590] write(3, "1000", 4) = 4 [pid 3590] close(3) = 0 [pid 3590] write(1, "executing program\n", 18executing program ) = 18 [pid 3590] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3590] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3590] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3590] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3590] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3590] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3590] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3591 attached => {parent_tid=[3591]}, 88) = 3591 [pid 3591] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3590] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3591] <... set_robust_list resumed>) = 0 [pid 3591] rt_sigprocmask(SIG_SETMASK, [], [pid 3590] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3590] <... futex resumed>) = 0 [pid 3591] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3590] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3591] <... socketpair resumed>[3, 4]) = 0 [pid 3591] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3590] <... futex resumed>) = 0 [pid 3590] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3590] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3590] <... futex resumed>) = 0 [pid 3590] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3591] <... sendmsg resumed>) = 0 [pid 3590] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3590] <... mprotect resumed>) = 0 [pid 3591] <... sendmsg resumed>) = 0 [pid 3590] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3590] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3591] <... sendmsg resumed>) = 0 [pid 3590] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3592 attached [pid 3590] <... clone3 resumed> => {parent_tid=[3592]}, 88) = 3592 [pid 3590] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3590] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3590] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3592] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3592] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3592] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3590] <... futex resumed>) = 0 [pid 3592] <... futex resumed>) = 1 [pid 3591] <... sendmsg resumed>) = 0 [pid 3592] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3591] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3591] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3590] exit_group(0 [pid 3592] <... futex resumed>) = ? [pid 3591] <... futex resumed>) = ? [pid 3590] <... exit_group resumed>) = ? [pid 3592] +++ exited with 0 +++ [pid 3591] +++ exited with 0 +++ [pid 3590] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3590, 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=0x5555735a8690) = 3593 ./strace-static-x86_64: Process 3593 attached [pid 3593] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3593] setpgid(0, 0) = 0 [pid 3593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3593] write(3, "1000", 4) = 4 [pid 3593] close(3) = 0 [pid 3593] write(1, "executing program\n", 18executing program ) = 18 [pid 3593] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3593] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3593] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3593] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3593] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3593] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3593] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3594 attached => {parent_tid=[3594]}, 88) = 3594 [pid 3593] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3593] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3593] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3594] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3594] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3594] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3594] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3593] <... futex resumed>) = 0 [pid 3593] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3594] <... futex resumed>) = 0 [pid 3593] <... futex resumed>) = 1 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3593] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3594] <... sendmsg resumed>) = 0 [pid 3593] <... futex resumed>) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3593] <... mmap resumed>) = 0x7f6c2d581000 [pid 3594] <... sendmsg resumed>) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3594] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3594] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3593] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3594] <... futex resumed>) = 0 [pid 3593] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3593] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3595]}, 88) = 3595 [pid 3594] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3593] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3593] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3593] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3595 attached [pid 3595] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3595] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3595] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3595] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3593] <... futex resumed>) = 0 [pid 3593] exit_group(0) = ? [pid 3594] <... futex resumed>) = ? [pid 3595] <... futex resumed>) = ? [pid 3594] +++ exited with 0 +++ [pid 3595] +++ exited with 0 +++ [pid 3593] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3593, 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=0x5555735a8690) = 3596 ./strace-static-x86_64: Process 3596 attached [pid 3596] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3596] setpgid(0, 0) = 0 [pid 3596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3596] write(3, "1000", 4) = 4 [pid 3596] close(3) = 0 executing program [pid 3596] write(1, "executing program\n", 18) = 18 [pid 3596] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3596] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3596] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3596] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3596] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3597 attached => {parent_tid=[3597]}, 88) = 3597 [pid 3596] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3596] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3596] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3597] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3597] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3597] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3596] <... futex resumed>) = 0 [pid 3596] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3596] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3596] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3597] <... futex resumed>) = 1 [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3596] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3597] <... sendmsg resumed>) = 0 [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3598 attached ) = 0 [pid 3596] <... clone3 resumed> => {parent_tid=[3598]}, 88) = 3598 [pid 3598] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3596] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3596] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3596] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3598] <... set_robust_list resumed>) = 0 [pid 3598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3598] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3598] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3596] <... futex resumed>) = 0 [pid 3598] <... futex resumed>) = 1 [pid 3598] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3597] <... sendmsg resumed>) = 0 [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3597] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3596] exit_group(0 [pid 3598] <... futex resumed>) = ? [pid 3596] <... exit_group resumed>) = ? [pid 3598] +++ exited with 0 +++ [pid 3597] +++ exited with 0 +++ [pid 3596] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3596, 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 3599 attached , child_tidptr=0x5555735a8690) = 3599 [pid 3599] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3599] setpgid(0, 0) = 0 [pid 3599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3599] write(3, "1000", 4executing program ) = 4 [pid 3599] close(3) = 0 [pid 3599] write(1, "executing program\n", 18) = 18 [pid 3599] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3599] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3599] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3599] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3599] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3599] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3600 attached => {parent_tid=[3600]}, 88) = 3600 [pid 3599] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3599] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3599] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3600] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3600] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3600] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3600] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3599] <... futex resumed>) = 0 [pid 3599] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3599] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3600] <... futex resumed>) = 0 [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3599] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3600] <... sendmsg resumed>) = 0 [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3599] <... mprotect resumed>) = 0 [pid 3599] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3600] <... sendmsg resumed>) = 0 [pid 3599] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3601 attached [pid 3599] <... clone3 resumed> => {parent_tid=[3601]}, 88) = 3601 [pid 3601] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3600] <... sendmsg resumed>) = 0 [pid 3599] rt_sigprocmask(SIG_SETMASK, [], [pid 3601] <... set_robust_list resumed>) = 0 [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3601] rt_sigprocmask(SIG_SETMASK, [], [pid 3600] <... sendmsg resumed>) = 0 [pid 3599] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3599] <... futex resumed>) = 0 [pid 3601] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3600] <... sendmsg resumed>) = 0 [pid 3599] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3601] <... setsockopt resumed>) = 0 [pid 3600] <... sendmsg resumed>) = 0 [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3600] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3600] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3601] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3599] <... futex resumed>) = 0 [pid 3601] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3599] exit_group(0 [pid 3601] <... futex resumed>) = ? [pid 3600] <... futex resumed>) = ? [pid 3599] <... exit_group resumed>) = ? [pid 3600] +++ exited with 0 +++ [pid 3601] +++ exited with 0 +++ [pid 3599] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3599, 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=0x5555735a8690) = 3602 ./strace-static-x86_64: Process 3602 attached [pid 3602] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3602] setpgid(0, 0) = 0 [pid 3602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3602] write(3, "1000", 4) = 4 [pid 3602] close(3executing program ) = 0 [pid 3602] write(1, "executing program\n", 18) = 18 [pid 3602] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3602] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3602] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3602] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3602] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3602] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3602] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3603]}, 88) = 3603 ./strace-static-x86_64: Process 3603 attached [pid 3602] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3602] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3602] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3603] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3603] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3603] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3603] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3602] <... futex resumed>) = 0 [pid 3602] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3603] <... futex resumed>) = 0 [pid 3602] <... futex resumed>) = 1 [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3602] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3603] <... sendmsg resumed>) = 0 [pid 3602] <... futex resumed>) = 0 [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3602] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3603] <... sendmsg resumed>) = 0 [pid 3602] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3602] <... mprotect resumed>) = 0 [pid 3602] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3602] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3604]}, 88) = 3604 [pid 3603] <... sendmsg resumed>) = 0 [pid 3602] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3602] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3602] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3604 attached [pid 3604] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3604] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3604] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3602] <... futex resumed>) = 0 [pid 3604] <... futex resumed>) = 1 [pid 3604] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3603] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3603] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3602] exit_group(0 [pid 3603] <... futex resumed>) = ? [pid 3602] <... exit_group resumed>) = ? [pid 3603] +++ exited with 0 +++ [pid 3604] <... futex resumed>) = ? [pid 3604] +++ exited with 0 +++ [pid 3602] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3602, 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=0x5555735a8690) = 3605 ./strace-static-x86_64: Process 3605 attached [pid 3605] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3605] setpgid(0, 0) = 0 [pid 3605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "1000", 4) = 4 [pid 3605] close(3) = 0 executing program [pid 3605] write(1, "executing program\n", 18) = 18 [pid 3605] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3605] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3605] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3605] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3605] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3606]}, 88) = 3606 ./strace-static-x86_64: Process 3606 attached [pid 3605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3605] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3605] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3606] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3606] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3606] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3605] <... futex resumed>) = 0 [pid 3605] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3605] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3605] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3605] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3607 attached [pid 3605] <... clone3 resumed> => {parent_tid=[3607]}, 88) = 3607 [pid 3605] rt_sigprocmask(SIG_SETMASK, [], [pid 3607] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3607] <... set_robust_list resumed>) = 0 [pid 3605] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3607] rt_sigprocmask(SIG_SETMASK, [], [pid 3605] <... futex resumed>) = 0 [pid 3607] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3607] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3605] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3607] <... setsockopt resumed>) = 0 [pid 3607] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3605] <... futex resumed>) = 0 [pid 3607] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3606] <... sendmsg resumed>) = 0 [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3606] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3606] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3605] exit_group(0 [pid 3607] <... futex resumed>) = ? [pid 3606] <... futex resumed>) = ? [pid 3605] <... exit_group resumed>) = ? [pid 3607] +++ exited with 0 +++ [pid 3606] +++ exited with 0 +++ [pid 3605] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3605, 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 3608 attached , child_tidptr=0x5555735a8690) = 3608 [pid 3608] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3608] setpgid(0, 0) = 0 [pid 3608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] write(3, "1000", 4) = 4 [pid 3608] close(3executing program ) = 0 [pid 3608] write(1, "executing program\n", 18) = 18 [pid 3608] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3608] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3608] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3608] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3608] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3608] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3609 attached => {parent_tid=[3609]}, 88) = 3609 [pid 3609] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3608] rt_sigprocmask(SIG_SETMASK, [], [pid 3609] <... set_robust_list resumed>) = 0 [pid 3608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3608] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3608] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3609] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3609] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3609] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3608] <... futex resumed>) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3608] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3609] <... sendmsg resumed>) = 0 [pid 3608] <... futex resumed>) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3608] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3609] <... sendmsg resumed>) = 0 [pid 3608] <... futex resumed>) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3609] <... sendmsg resumed>) = 0 [pid 3608] <... mmap resumed>) = 0x7f6c2d581000 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3608] <... mprotect resumed>) = 0 [pid 3609] <... sendmsg resumed>) = 0 [pid 3608] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3608] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3609] <... sendmsg resumed>) = 0 [pid 3608] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3610 attached ) = 0 [pid 3608] <... clone3 resumed> => {parent_tid=[3610]}, 88) = 3610 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3608] rt_sigprocmask(SIG_SETMASK, [], [pid 3609] <... sendmsg resumed>) = 0 [pid 3608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3610] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3608] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3609] <... sendmsg resumed>) = 0 [pid 3608] <... futex resumed>) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3608] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3609] <... sendmsg resumed>) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3610] <... set_robust_list resumed>) = 0 [pid 3609] <... sendmsg resumed>) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3610] rt_sigprocmask(SIG_SETMASK, [], [pid 3609] <... sendmsg resumed>) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3609] <... sendmsg resumed>) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3610] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3609] <... sendmsg resumed>) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3610] <... setsockopt resumed>) = 0 [pid 3609] <... sendmsg resumed>) = 0 [pid 3610] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3609] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3609] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3610] <... futex resumed>) = 1 [pid 3608] <... futex resumed>) = 0 [pid 3610] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3608] exit_group(0 [pid 3610] <... futex resumed>) = ? [pid 3609] <... futex resumed>) = ? [pid 3608] <... exit_group resumed>) = ? [pid 3610] +++ exited with 0 +++ [pid 3609] +++ exited with 0 +++ [pid 3608] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3608, 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 3611 attached , child_tidptr=0x5555735a8690) = 3611 [pid 3611] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3611] setpgid(0, 0) = 0 [pid 3611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1000", 4) = 4 [pid 3611] close(3executing program ) = 0 [pid 3611] write(1, "executing program\n", 18) = 18 [pid 3611] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3611] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3611] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3611] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3611] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3612 attached => {parent_tid=[3612]}, 88) = 3612 [pid 3612] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3612] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3611] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3611] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... futex resumed>) = 0 [pid 3611] <... futex resumed>) = 1 [pid 3612] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3611] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] <... socketpair resumed>[3, 4]) = 0 [pid 3612] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3611] <... futex resumed>) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3611] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... sendmsg resumed>) = 0 [pid 3611] <... futex resumed>) = 0 [pid 3611] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3611] <... futex resumed>) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3612] <... sendmsg resumed>) = 0 [pid 3611] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3611] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3613]}, 88) = 3613 [pid 3611] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3611] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3611] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3613 attached [pid 3613] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3613] <... set_robust_list resumed>) = 0 [pid 3612] <... sendmsg resumed>) = 0 [pid 3613] rt_sigprocmask(SIG_SETMASK, [], [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3613] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3613] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... sendmsg resumed>) = 0 [pid 3611] <... futex resumed>) = 0 [pid 3613] <... futex resumed>) = 1 [pid 3613] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3612] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3612] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3611] exit_group(0) = ? [pid 3612] <... futex resumed>) = ? [pid 3612] +++ exited with 0 +++ [pid 3613] <... futex resumed>) = ? [pid 3613] +++ exited with 0 +++ [pid 3611] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3611, 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=0x5555735a8690) = 3614 ./strace-static-x86_64: Process 3614 attached [pid 3614] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3614] setpgid(0, 0) = 0 [pid 3614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] write(3, "1000", 4) = 4 [pid 3614] close(3executing program ) = 0 [pid 3614] write(1, "executing program\n", 18) = 18 [pid 3614] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3614] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3614] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3614] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3614] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3614] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3615 attached => {parent_tid=[3615]}, 88) = 3615 [pid 3614] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3614] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3614] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3615] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3615] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3615] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3615] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3614] <... futex resumed>) = 0 [pid 3614] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3614] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3615] <... futex resumed>) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3614] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... sendmsg resumed>) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3614] <... mprotect resumed>) = 0 [pid 3615] <... sendmsg resumed>) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3614] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3614] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3615] <... sendmsg resumed>) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3614] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3614] <... clone3 resumed> => {parent_tid=[3616]}, 88) = 3616 [pid 3615] <... sendmsg resumed>) = 0 [pid 3614] rt_sigprocmask(SIG_SETMASK, [], [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3615] <... sendmsg resumed>) = 0 [pid 3614] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3614] <... futex resumed>) = 0 [pid 3615] <... sendmsg resumed>) = 0 [pid 3614] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3615] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3616 attached [pid 3616] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3616] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3616] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3616] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3614] <... futex resumed>) = 0 [pid 3616] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3614] exit_group(0 [pid 3616] <... futex resumed>) = ? [pid 3615] <... futex resumed>) = ? [pid 3614] <... exit_group resumed>) = ? [pid 3615] +++ exited with 0 +++ [pid 3616] +++ exited with 0 +++ [pid 3614] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3614, 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=0x5555735a8690) = 3617 ./strace-static-x86_64: Process 3617 attached [pid 3617] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3617] setpgid(0, 0) = 0 [pid 3617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3617] write(3, "1000", 4) = 4 [pid 3617] close(3executing program ) = 0 [pid 3617] write(1, "executing program\n", 18) = 18 [pid 3617] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3617] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3617] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3617] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3617] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3618 attached => {parent_tid=[3618]}, 88) = 3618 [pid 3618] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3618] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3618] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3617] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... futex resumed>) = 0 [pid 3617] <... futex resumed>) = 1 [pid 3618] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3617] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... socketpair resumed>[3, 4]) = 0 [pid 3618] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3618] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... futex resumed>) = 0 [pid 3617] <... futex resumed>) = 1 [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3617] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... sendmsg resumed>) = 0 [pid 3617] <... futex resumed>) = 0 [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... sendmsg resumed>) = 0 [pid 3617] <... mmap resumed>) = 0x7f6c2d581000 [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3617] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... sendmsg resumed>) = 0 [pid 3617] <... mprotect resumed>) = 0 [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3617] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3618] <... sendmsg resumed>) = 0 [pid 3617] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3617] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3618] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3619 attached [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3619] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3618] <... sendmsg resumed>) = 0 [pid 3617] <... clone3 resumed> => {parent_tid=[3619]}, 88) = 3619 [pid 3619] <... set_robust_list resumed>) = 0 [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3617] rt_sigprocmask(SIG_SETMASK, [], [pid 3619] rt_sigprocmask(SIG_SETMASK, [], [pid 3618] <... sendmsg resumed>) = 0 [pid 3617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3617] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3618] <... sendmsg resumed>) = 0 [pid 3617] <... futex resumed>) = 0 [pid 3619] <... setsockopt resumed>) = 0 [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3617] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... sendmsg resumed>) = 0 [pid 3617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] <... futex resumed>) = 0 [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3619] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3618] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3617] exit_group(0) = ? [pid 3618] <... futex resumed>) = ? [pid 3619] <... futex resumed>) = ? [pid 3618] +++ exited with 0 +++ [pid 3619] +++ exited with 0 +++ [pid 3617] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3617, 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=0x5555735a8690) = 3620 ./strace-static-x86_64: Process 3620 attached [pid 3620] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3620] setpgid(0, 0) = 0 [pid 3620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3620] write(3, "1000", 4) = 4 [pid 3620] close(3) = 0 executing program [pid 3620] write(1, "executing program\n", 18) = 18 [pid 3620] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3620] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3620] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3620] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3620] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3620] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3621]}, 88) = 3621 [pid 3620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3620] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3620] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3621 attached [pid 3621] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3621] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3621] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = 0 [pid 3620] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3620] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3621] <... futex resumed>) = 1 [pid 3620] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3620] <... mprotect resumed>) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3620] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3620] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3621] <... sendmsg resumed>) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3620] <... clone3 resumed> => {parent_tid=[3622]}, 88) = 3622 [pid 3620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3620] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3620] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3622 attached [pid 3622] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3622] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3622] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = 0 [pid 3620] exit_group(0) = ? [pid 3622] <... futex resumed>) = ? [pid 3621] <... futex resumed>) = ? [pid 3621] +++ exited with 0 +++ [pid 3622] +++ exited with 0 +++ [pid 3620] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3620, 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=0x5555735a8690) = 3623 ./strace-static-x86_64: Process 3623 attached [pid 3623] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3623] setpgid(0, 0) = 0 [pid 3623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3623] write(3, "1000", 4) = 4 [pid 3623] close(3executing program ) = 0 [pid 3623] write(1, "executing program\n", 18) = 18 [pid 3623] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3623] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3623] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3623] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3623] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3624 attached => {parent_tid=[3624]}, 88) = 3624 [pid 3623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3623] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3624] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3624] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3623] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3623] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3623] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3625]}, 88) = 3625 ./strace-static-x86_64: Process 3625 attached [pid 3624] <... sendmsg resumed>) = 0 [pid 3623] rt_sigprocmask(SIG_SETMASK, [], [pid 3625] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3625] <... set_robust_list resumed>) = 0 [pid 3623] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] rt_sigprocmask(SIG_SETMASK, [], [pid 3623] <... futex resumed>) = 0 [pid 3625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3623] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3625] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3623] <... futex resumed>) = 0 [pid 3625] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3624] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3624] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3623] exit_group(0 [pid 3624] <... futex resumed>) = ? [pid 3624] +++ exited with 0 +++ [pid 3623] <... exit_group resumed>) = ? [pid 3625] <... futex resumed>) = ? [pid 3625] +++ exited with 0 +++ [pid 3623] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3623, 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=0x5555735a8690) = 3626 ./strace-static-x86_64: Process 3626 attached [pid 3626] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3626] setpgid(0, 0) = 0 [pid 3626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3626] write(3, "1000", 4) = 4 [pid 3626] close(3) = 0 [pid 3626] write(1, "executing program\n", 18executing program ) = 18 [pid 3626] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3626] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3626] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3626] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3626] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3627]}, 88) = 3627 [pid 3626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3626] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3626] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3627 attached [pid 3627] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3627] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3627] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3627] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3626] <... futex resumed>) = 0 [pid 3626] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3626] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3626] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3626] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3628]}, 88) = 3628 [pid 3626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3626] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3626] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3628 attached [pid 3628] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3628] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3628] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3628] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = 0 [pid 3628] <... futex resumed>) = 1 [pid 3627] <... sendmsg resumed>) = 0 [pid 3628] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3627] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3626] exit_group(0) = ? [pid 3627] <... futex resumed>) = ? [pid 3628] <... futex resumed>) = ? [pid 3628] +++ exited with 0 +++ [pid 3627] +++ exited with 0 +++ [pid 3626] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3626, 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=0x5555735a8690) = 3629 ./strace-static-x86_64: Process 3629 attached [pid 3629] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3629] setpgid(0, 0) = 0 [pid 3629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3629] write(3, "1000", 4) = 4 [pid 3629] close(3executing program ) = 0 [pid 3629] write(1, "executing program\n", 18) = 18 [pid 3629] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3629] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3629] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3629] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3629] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3630 attached => {parent_tid=[3630]}, 88) = 3630 [pid 3630] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3629] rt_sigprocmask(SIG_SETMASK, [], [pid 3630] <... set_robust_list resumed>) = 0 [pid 3630] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3630] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3629] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3630] <... futex resumed>) = 0 [pid 3630] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3629] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3630] <... socketpair resumed>[3, 4]) = 0 [pid 3630] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3630] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3629] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3630] <... futex resumed>) = 0 [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3629] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3629] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3629] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3630] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3631 attached [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3629] <... clone3 resumed> => {parent_tid=[3631]}, 88) = 3631 [pid 3631] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3629] rt_sigprocmask(SIG_SETMASK, [], [pid 3630] <... sendmsg resumed>) = 0 [pid 3629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3629] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3629] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] <... set_robust_list resumed>) = 0 [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3631] rt_sigprocmask(SIG_SETMASK, [], [pid 3630] <... sendmsg resumed>) = 0 [pid 3631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3631] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3631] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3631] <... futex resumed>) = 1 [pid 3629] <... futex resumed>) = 0 [pid 3630] <... sendmsg resumed>) = 0 [pid 3631] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3630] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] exit_group(0) = ? [pid 3630] <... futex resumed>) = ? [pid 3630] +++ exited with 0 +++ [pid 3631] <... futex resumed>) = ? [pid 3631] +++ exited with 0 +++ [pid 3629] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3629, 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 3632 attached , child_tidptr=0x5555735a8690) = 3632 [pid 3632] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3632] setpgid(0, 0) = 0 [pid 3632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3632] write(3, "1000", 4) = 4 [pid 3632] close(3executing program ) = 0 [pid 3632] write(1, "executing program\n", 18) = 18 [pid 3632] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3632] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3632] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3632] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3632] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3632] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3633]}, 88) = 3633 ./strace-static-x86_64: Process 3633 attached [pid 3632] rt_sigprocmask(SIG_SETMASK, [], [pid 3633] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3633] rt_sigprocmask(SIG_SETMASK, [], [pid 3632] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3632] <... futex resumed>) = 0 [pid 3633] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3632] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3633] <... socketpair resumed>[3, 4]) = 0 [pid 3633] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3632] <... futex resumed>) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3632] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3632] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3633] <... sendmsg resumed>) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3632] <... mmap resumed>) = 0x7f6c2d581000 [pid 3633] <... sendmsg resumed>) = 0 [pid 3632] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3632] <... mprotect resumed>) = 0 [pid 3633] <... sendmsg resumed>) = 0 [pid 3632] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3632] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3633] <... sendmsg resumed>) = 0 [pid 3632] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3634 attached [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3634] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3632] <... clone3 resumed> => {parent_tid=[3634]}, 88) = 3634 [pid 3633] <... sendmsg resumed>) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3632] rt_sigprocmask(SIG_SETMASK, [], [pid 3634] <... set_robust_list resumed>) = 0 [pid 3632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3634] rt_sigprocmask(SIG_SETMASK, [], [pid 3633] <... sendmsg resumed>) = 0 [pid 3632] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3632] <... futex resumed>) = 0 [pid 3633] <... sendmsg resumed>) = 0 [pid 3632] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3633] <... sendmsg resumed>) = 0 [pid 3634] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3634] <... setsockopt resumed>) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3634] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] <... sendmsg resumed>) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3632] <... futex resumed>) = 0 [pid 3633] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3634] <... futex resumed>) = 1 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3634] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3633] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3633] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] exit_group(0 [pid 3634] <... futex resumed>) = ? [pid 3633] <... futex resumed>) = ? [pid 3632] <... exit_group resumed>) = ? [pid 3633] +++ exited with 0 +++ [pid 3634] +++ exited with 0 +++ [pid 3632] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3632, 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=0x5555735a8690) = 3635 ./strace-static-x86_64: Process 3635 attached [pid 3635] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3635] setpgid(0, 0) = 0 [pid 3635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3635] write(3, "1000", 4) = 4 [pid 3635] close(3) = 0 [pid 3635] write(1, "executing program\n", 18executing program ) = 18 [pid 3635] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3635] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3635] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3635] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3635] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3636]}, 88) = 3636 [pid 3635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3635] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3635] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3636 attached [pid 3636] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3636] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3636] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3635] <... futex resumed>) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3636] <... sendmsg resumed>) = 0 [pid 3635] <... futex resumed>) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3636] <... sendmsg resumed>) = 0 [pid 3635] <... futex resumed>) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3636] <... sendmsg resumed>) = 0 [pid 3635] <... mmap resumed>) = 0x7f6c2d581000 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3636] <... sendmsg resumed>) = 0 [pid 3635] <... mprotect resumed>) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3636] <... sendmsg resumed>) = 0 [pid 3635] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3637 attached [pid 3636] <... sendmsg resumed>) = 0 [pid 3635] <... clone3 resumed> => {parent_tid=[3637]}, 88) = 3637 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3635] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3635] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3637] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3637] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3637] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3635] <... futex resumed>) = 0 [pid 3637] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3636] <... sendmsg resumed>) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3636] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3636] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3635] exit_group(0 [pid 3637] <... futex resumed>) = ? [pid 3636] <... futex resumed>) = ? [pid 3635] <... exit_group resumed>) = ? [pid 3637] +++ exited with 0 +++ [pid 3636] +++ exited with 0 +++ [pid 3635] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3635, 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=0x5555735a8690) = 3638 ./strace-static-x86_64: Process 3638 attached [pid 3638] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3638] setpgid(0, 0) = 0 [pid 3638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3638] write(3, "1000", 4) = 4 [pid 3638] close(3executing program ) = 0 [pid 3638] write(1, "executing program\n", 18) = 18 [pid 3638] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3638] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3638] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3638] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3638] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3638] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3638] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3639]}, 88) = 3639 [pid 3638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3638] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3638] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3639 attached [pid 3639] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3639] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3639] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3639] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3638] <... futex resumed>) = 0 [pid 3638] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3638] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3638] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3638] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3638] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3638] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3638] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3640]}, 88) = 3640 [pid 3638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3638] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3638] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3640 attached [pid 3640] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3640] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3640] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] <... futex resumed>) = 0 [pid 3640] <... futex resumed>) = 1 [pid 3640] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] <... sendmsg resumed>) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3639] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3638] exit_group(0) = ? [pid 3640] <... futex resumed>) = ? [pid 3640] +++ exited with 0 +++ [pid 3639] <... futex resumed>) = ? [pid 3639] +++ exited with 0 +++ [pid 3638] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3638, 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=0x5555735a8690) = 3641 ./strace-static-x86_64: Process 3641 attached [pid 3641] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3641] setpgid(0, 0) = 0 [pid 3641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3641] write(3, "1000", 4) = 4 [pid 3641] close(3) = 0 executing program [pid 3641] write(1, "executing program\n", 18) = 18 [pid 3641] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3641] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3641] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3641] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3641] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3641] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3642]}, 88) = 3642 ./strace-static-x86_64: Process 3642 attached [pid 3642] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3642] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3641] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3642] <... futex resumed>) = 0 [pid 3642] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3641] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] <... socketpair resumed>[3, 4]) = 0 [pid 3642] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3642] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3641] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3642] <... futex resumed>) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3641] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... sendmsg resumed>) = 0 [pid 3641] <... futex resumed>) = 0 [pid 3641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3641] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3642] <... sendmsg resumed>) = 0 [pid 3641] <... mprotect resumed>) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3641] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3641] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3642] <... sendmsg resumed>) = 0 [pid 3641] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3643]}, 88) = 3643 [pid 3641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3641] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3641] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3643 attached [pid 3643] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3643] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3643] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3643] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = 0 [pid 3643] <... futex resumed>) = 1 [pid 3643] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3642] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3642] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3641] exit_group(0) = ? [pid 3643] <... futex resumed>) = ? [pid 3642] <... futex resumed>) = ? [pid 3643] +++ exited with 0 +++ [pid 3642] +++ exited with 0 +++ [pid 3641] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3641, 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=0x5555735a8690) = 3644 ./strace-static-x86_64: Process 3644 attached [pid 3644] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3644] setpgid(0, 0) = 0 [pid 3644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3644] write(3, "1000", 4) = 4 [pid 3644] close(3) = 0 [pid 3644] write(1, "executing program\n", 18executing program ) = 18 [pid 3644] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3644] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3644] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3644] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3644] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3644] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3645]}, 88) = 3645 ./strace-static-x86_64: Process 3645 attached [pid 3645] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3645] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3644] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3645] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3644] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] <... socketpair resumed>[3, 4]) = 0 [pid 3645] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3645] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3644] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3644] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] <... sendmsg resumed>) = 0 [pid 3644] <... futex resumed>) = 0 [pid 3644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3644] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3644] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3644] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3646]}, 88) = 3646 [pid 3644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3644] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3644] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3646 attached [pid 3646] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3646] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3646] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] <... futex resumed>) = 0 [pid 3646] <... futex resumed>) = 1 [pid 3646] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3645] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3644] exit_group(0) = ? [pid 3646] <... futex resumed>) = ? [pid 3646] +++ exited with 0 +++ [pid 3645] +++ exited with 0 +++ [pid 3644] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3644, 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=0x5555735a8690) = 3647 ./strace-static-x86_64: Process 3647 attached [pid 3647] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3647] setpgid(0, 0) = 0 [pid 3647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3647] write(3, "1000", 4) = 4 [pid 3647] close(3executing program ) = 0 [pid 3647] write(1, "executing program\n", 18) = 18 [pid 3647] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3647] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3647] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3647] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3648 attached => {parent_tid=[3648]}, 88) = 3648 [pid 3647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3647] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3648] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3648] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3648] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3647] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3647] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3647] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3649]}, 88) = 3649 [pid 3647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3647] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3649 attached [pid 3649] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3649] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3649] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... futex resumed>) = 0 [pid 3649] <... futex resumed>) = 1 [pid 3649] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] <... sendmsg resumed>) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3648] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3648] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] exit_group(0) = ? [pid 3649] <... futex resumed>) = ? [pid 3649] +++ exited with 0 +++ [pid 3648] <... futex resumed>) = ? [pid 3648] +++ exited with 0 +++ [pid 3647] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3647, 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=0x5555735a8690) = 3650 ./strace-static-x86_64: Process 3650 attached [pid 3650] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3650] setpgid(0, 0) = 0 [pid 3650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3650] write(3, "1000", 4) = 4 [pid 3650] close(3executing program ) = 0 [pid 3650] write(1, "executing program\n", 18) = 18 [pid 3650] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3650] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3650] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3650] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3651]}, 88) = 3651 [pid 3650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3650] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3651 attached [pid 3651] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3651] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3651] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3651] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] <... futex resumed>) = 0 [pid 3650] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3650] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3650] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3651] <... futex resumed>) = 1 [pid 3650] <... clone3 resumed> => {parent_tid=[3652]}, 88) = 3652 ./strace-static-x86_64: Process 3652 attached [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3650] rt_sigprocmask(SIG_SETMASK, [], [pid 3651] <... sendmsg resumed>) = 0 [pid 3650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3650] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] <... sendmsg resumed>) = 0 [pid 3650] <... futex resumed>) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3650] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] <... sendmsg resumed>) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3652] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3651] <... sendmsg resumed>) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3651] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3652] <... set_robust_list resumed>) = 0 [pid 3652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3652] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3652] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] <... futex resumed>) = 0 [pid 3650] exit_group(0 [pid 3651] <... futex resumed>) = ? [pid 3650] <... exit_group resumed>) = ? [pid 3652] <... futex resumed>) = ? [pid 3651] +++ exited with 0 +++ [pid 3652] +++ exited with 0 +++ [pid 3650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3650, 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=0x5555735a8690) = 3653 ./strace-static-x86_64: Process 3653 attached [pid 3653] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3653] setpgid(0, 0) = 0 [pid 3653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3653] write(3, "1000", 4) = 4 [pid 3653] close(3executing program ) = 0 [pid 3653] write(1, "executing program\n", 18) = 18 [pid 3653] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3653] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3653] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3653] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3653] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3653] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3654]}, 88) = 3654 [pid 3653] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3653] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3653] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3654 attached [pid 3654] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3654] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3654] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] <... futex resumed>) = 0 [pid 3653] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3653] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3653] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3653] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3654] <... futex resumed>) = 1 [pid 3653] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3653] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3655 attached [pid 3653] <... clone3 resumed> => {parent_tid=[3655]}, 88) = 3655 [pid 3653] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3653] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3653] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3655] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3655] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3655] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3655] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] <... futex resumed>) = 0 [pid 3655] <... futex resumed>) = 1 [pid 3655] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3654] <... sendmsg resumed>) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3654] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3654] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] exit_group(0 [pid 3655] <... futex resumed>) = ? [pid 3653] <... exit_group resumed>) = ? [pid 3654] <... futex resumed>) = ? [pid 3654] +++ exited with 0 +++ [pid 3655] +++ exited with 0 +++ [pid 3653] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3653, 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=0x5555735a8690) = 3656 ./strace-static-x86_64: Process 3656 attached [pid 3656] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3656] setpgid(0, 0) = 0 [pid 3656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3656] write(3, "1000", 4) = 4 [pid 3656] close(3) = 0 [pid 3656] write(1, "executing program\n", 18) = 18 executing program [pid 3656] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3656] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3656] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3656] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3656] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3657 attached => {parent_tid=[3657]}, 88) = 3657 [pid 3657] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3656] rt_sigprocmask(SIG_SETMASK, [], [pid 3657] <... set_robust_list resumed>) = 0 [pid 3656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3657] rt_sigprocmask(SIG_SETMASK, [], [pid 3656] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3656] <... futex resumed>) = 0 [pid 3657] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3656] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] <... socketpair resumed>[3, 4]) = 0 [pid 3657] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3656] <... futex resumed>) = 0 [pid 3656] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3656] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... sendmsg resumed>) = 0 [pid 3656] <... futex resumed>) = 0 [pid 3656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3656] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3656] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3658]}, 88) = 3658 [pid 3656] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3656] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3656] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3658 attached [pid 3658] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3658] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3658] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3658] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] <... futex resumed>) = 0 [pid 3658] <... futex resumed>) = 1 [pid 3657] <... sendmsg resumed>) = 0 [pid 3658] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3657] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] exit_group(0) = ? [pid 3658] <... futex resumed>) = ? [pid 3658] +++ exited with 0 +++ [pid 3657] <... futex resumed>) = ? [pid 3657] +++ exited with 0 +++ [pid 3656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3656, 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=0x5555735a8690) = 3659 ./strace-static-x86_64: Process 3659 attached [pid 3659] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3659] setpgid(0, 0) = 0 [pid 3659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3659] write(3, "1000", 4) = 4 [pid 3659] close(3) = 0 executing program [pid 3659] write(1, "executing program\n", 18) = 18 [pid 3659] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3659] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3659] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3659] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3659] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3659] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3660]}, 88) = 3660 [pid 3659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3659] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3659] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3660 attached [pid 3660] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3660] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3660] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3659] <... futex resumed>) = 0 [pid 3659] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3659] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3659] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3659] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3659] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3661 attached ) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3659] <... clone3 resumed> => {parent_tid=[3661]}, 88) = 3661 [pid 3660] <... sendmsg resumed>) = 0 [pid 3659] rt_sigprocmask(SIG_SETMASK, [], [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3660] <... sendmsg resumed>) = 0 [pid 3659] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3659] <... futex resumed>) = 0 [pid 3660] <... sendmsg resumed>) = 0 [pid 3659] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3661] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3661] <... set_robust_list resumed>) = 0 [pid 3661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3661] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3661] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3659] <... futex resumed>) = 0 [pid 3661] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] <... sendmsg resumed>) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3660] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3660] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3659] exit_group(0 [pid 3661] <... futex resumed>) = ? [pid 3660] <... futex resumed>) = ? [pid 3659] <... exit_group resumed>) = ? [pid 3661] +++ exited with 0 +++ [pid 3660] +++ exited with 0 +++ [pid 3659] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3659, 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=0x5555735a8690) = 3662 ./strace-static-x86_64: Process 3662 attached [pid 3662] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3662] setpgid(0, 0) = 0 [pid 3662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3662] write(3, "1000", 4) = 4 [pid 3662] close(3executing program ) = 0 [pid 3662] write(1, "executing program\n", 18) = 18 [pid 3662] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3662] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3662] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3662] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3662] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3663]}, 88) = 3663 ./strace-static-x86_64: Process 3663 attached [pid 3662] rt_sigprocmask(SIG_SETMASK, [], [pid 3663] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3662] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3662] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] <... set_robust_list resumed>) = 0 [pid 3663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3663] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3663] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3662] <... futex resumed>) = 0 [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3662] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] <... sendmsg resumed>) = 0 [pid 3662] <... futex resumed>) = 0 [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3662] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] <... sendmsg resumed>) = 0 [pid 3662] <... futex resumed>) = 0 [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3663] <... sendmsg resumed>) = 0 [pid 3662] <... mmap resumed>) = 0x7f6c2d581000 [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3662] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3663] <... sendmsg resumed>) = 0 [pid 3662] <... mprotect resumed>) = 0 [pid 3662] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3664]}, 88) = 3664 [pid 3662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3662] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3662] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3664 attached [pid 3664] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3664] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3664] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] <... futex resumed>) = 0 [pid 3664] <... futex resumed>) = 1 [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3664] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3663] <... sendmsg resumed>) = 0 [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3663] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] exit_group(0) = ? [pid 3664] <... futex resumed>) = ? [pid 3663] <... futex resumed>) = ? [pid 3664] +++ exited with 0 +++ [pid 3663] +++ exited with 0 +++ [pid 3662] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3662, 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=0x5555735a8690) = 3665 ./strace-static-x86_64: Process 3665 attached [pid 3665] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3665] setpgid(0, 0) = 0 [pid 3665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3665] write(3, "1000", 4) = 4 [pid 3665] close(3) = 0 [pid 3665] write(1, "executing program\n", 18executing program ) = 18 [pid 3665] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3665] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3665] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3665] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3665] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3666 attached => {parent_tid=[3666]}, 88) = 3666 [pid 3665] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3665] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3666] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3666] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3666] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3665] <... futex resumed>) = 0 [pid 3665] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3665] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3665] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3665] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3666] <... futex resumed>) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3665] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3665] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3666] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3667 attached [pid 3665] <... clone3 resumed> => {parent_tid=[3667]}, 88) = 3667 [pid 3665] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3665] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3667] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3667] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3667] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3665] <... futex resumed>) = 0 [pid 3665] exit_group(0 [pid 3666] <... futex resumed>) = ? [pid 3665] <... exit_group resumed>) = ? [pid 3666] +++ exited with 0 +++ [pid 3667] +++ exited with 0 +++ [pid 3665] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3665, 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=0x5555735a8690) = 3668 ./strace-static-x86_64: Process 3668 attached [pid 3668] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3668] setpgid(0, 0) = 0 [pid 3668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3668] write(3, "1000", 4) = 4 [pid 3668] close(3executing program ) = 0 [pid 3668] write(1, "executing program\n", 18) = 18 [pid 3668] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3668] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3668] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3668] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3668] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3668] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3668] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3669]}, 88) = 3669 ./strace-static-x86_64: Process 3669 attached [pid 3668] rt_sigprocmask(SIG_SETMASK, [], [pid 3669] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3668] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3668] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3669] <... set_robust_list resumed>) = 0 [pid 3669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3669] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3669] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3669] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3668] <... futex resumed>) = 0 [pid 3668] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] <... futex resumed>) = 0 [pid 3668] <... futex resumed>) = 1 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] <... futex resumed>) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] <... mmap resumed>) = 0x7f6c2d581000 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] <... mprotect resumed>) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3669] <... sendmsg resumed>) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] <... clone3 resumed> => {parent_tid=[3670]}, 88) = 3670 [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] rt_sigprocmask(SIG_SETMASK, [], [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3670 attached [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] <... futex resumed>) = 0 [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3670] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3670] <... set_robust_list resumed>) = 0 [pid 3669] <... sendmsg resumed>) = 0 [pid 3670] rt_sigprocmask(SIG_SETMASK, [], [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3669] <... sendmsg resumed>) = 0 [pid 3670] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3670] <... setsockopt resumed>) = 0 [pid 3669] <... sendmsg resumed>) = 0 [pid 3670] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3670] <... futex resumed>) = 1 [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] <... futex resumed>) = 0 [pid 3670] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3669] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3669] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3668] exit_group(0) = ? [pid 3670] <... futex resumed>) = ? [pid 3669] <... futex resumed>) = ? [pid 3670] +++ exited with 0 +++ [pid 3669] +++ exited with 0 +++ [pid 3668] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3668, 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=0x5555735a8690) = 3671 ./strace-static-x86_64: Process 3671 attached [pid 3671] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3671] setpgid(0, 0) = 0 [pid 3671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3671] write(3, "1000", 4) = 4 [pid 3671] close(3) = 0 [pid 3671] write(1, "executing program\n", 18executing program ) = 18 [pid 3671] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3671] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3671] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3671] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3672 attached => {parent_tid=[3672]}, 88) = 3672 [pid 3672] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3671] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3671] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3672] <... set_robust_list resumed>) = 0 [pid 3672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3672] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3672] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3672] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3671] <... futex resumed>) = 0 [pid 3671] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] <... futex resumed>) = 0 [pid 3671] <... futex resumed>) = 1 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] <... futex resumed>) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] <... mmap resumed>) = 0x7f6c2d581000 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] <... mprotect resumed>) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3673 attached [pid 3672] <... sendmsg resumed>) = 0 [pid 3673] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] <... clone3 resumed> => {parent_tid=[3673]}, 88) = 3673 [pid 3673] rt_sigprocmask(SIG_SETMASK, [], [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] rt_sigprocmask(SIG_SETMASK, [], [pid 3673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3673] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... setsockopt resumed>) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] <... futex resumed>) = 0 [pid 3673] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... futex resumed>) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3673] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3672] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3671] exit_group(0 [pid 3673] <... futex resumed>) = ? [pid 3671] <... exit_group resumed>) = ? [pid 3673] +++ exited with 0 +++ [pid 3672] +++ exited with 0 +++ [pid 3671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3671, 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=0x5555735a8690) = 3674 ./strace-static-x86_64: Process 3674 attached [pid 3674] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3674] setpgid(0, 0) = 0 [pid 3674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3674] write(3, "1000", 4) = 4 [pid 3674] close(3executing program ) = 0 [pid 3674] write(1, "executing program\n", 18) = 18 [pid 3674] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3674] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3674] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3674] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3674] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3675 attached => {parent_tid=[3675]}, 88) = 3675 [pid 3674] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3674] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3675] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3675] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3675] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3675] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] <... futex resumed>) = 0 [pid 3674] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3674] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3674] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3675] <... futex resumed>) = 0 [pid 3674] <... mprotect resumed>) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3675] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3674] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3676]}, 88) = 3676 ./strace-static-x86_64: Process 3676 attached [pid 3674] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3674] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3676] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3676] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3674] <... futex resumed>) = 0 [pid 3674] exit_group(0) = ? [pid 3675] <... futex resumed>) = ? [pid 3675] +++ exited with 0 +++ [pid 3676] +++ exited with 0 +++ [pid 3674] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3674, 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 3677 attached , child_tidptr=0x5555735a8690) = 3677 [pid 3677] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3677] setpgid(0, 0) = 0 [pid 3677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3677] write(3, "1000", 4) = 4 [pid 3677] close(3) = 0 [pid 3677] write(1, "executing program\n", 18executing program ) = 18 [pid 3677] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3677] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3677] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3677] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3678]}, 88) = 3678 ./strace-static-x86_64: Process 3678 attached [pid 3677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3677] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3678] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3678] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3678] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3677] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3677] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3677] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3677] <... clone3 resumed> => {parent_tid=[3679]}, 88) = 3679 [pid 3677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3677] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] <... sendmsg resumed>) = 0 [pid 3677] <... futex resumed>) = 0 [pid 3677] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3679 attached [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3678] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3679] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3679] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3679] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3679] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] exit_group(0 [pid 3679] <... futex resumed>) = ? [pid 3678] <... futex resumed>) = ? [pid 3677] <... exit_group resumed>) = ? [pid 3678] +++ exited with 0 +++ [pid 3679] +++ exited with 0 +++ [pid 3677] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3677, 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=0x5555735a8690) = 3680 ./strace-static-x86_64: Process 3680 attached [pid 3680] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3680] setpgid(0, 0) = 0 [pid 3680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3680] write(3, "1000", 4) = 4 [pid 3680] close(3executing program ) = 0 [pid 3680] write(1, "executing program\n", 18) = 18 [pid 3680] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3680] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3680] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3680] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3681 attached => {parent_tid=[3681]}, 88) = 3681 [pid 3681] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3681] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3681] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3680] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] <... futex resumed>) = 0 [pid 3680] <... futex resumed>) = 1 [pid 3681] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3680] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3681] <... socketpair resumed>[3, 4]) = 0 [pid 3681] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3680] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] <... sendmsg resumed>) = 0 [pid 3680] <... futex resumed>) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3680] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] <... sendmsg resumed>) = 0 [pid 3680] <... futex resumed>) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3681] <... sendmsg resumed>) = 0 [pid 3680] <... mmap resumed>) = 0x7f6c2d581000 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3680] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3681] <... sendmsg resumed>) = 0 [pid 3680] <... mprotect resumed>) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3680] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3681] <... sendmsg resumed>) = 0 [pid 3680] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3681] <... sendmsg resumed>) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3680] <... clone3 resumed> => {parent_tid=[3682]}, 88) = 3682 [pid 3681] <... sendmsg resumed>) = 0 [pid 3680] rt_sigprocmask(SIG_SETMASK, [], [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3681] <... sendmsg resumed>) = 0 [pid 3680] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3680] <... futex resumed>) = 0 [pid 3681] <... sendmsg resumed>) = 0 [pid 3680] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3682 attached [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3681] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3682] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3682] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3682] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3682] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] exit_group(0 [pid 3682] <... futex resumed>) = ? [pid 3681] <... futex resumed>) = ? [pid 3680] <... exit_group resumed>) = ? [pid 3682] +++ exited with 0 +++ [pid 3681] +++ exited with 0 +++ [pid 3680] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3680, 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=0x5555735a8690) = 3683 ./strace-static-x86_64: Process 3683 attached [pid 3683] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3683] setpgid(0, 0) = 0 [pid 3683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3683] write(3, "1000", 4) = 4 [pid 3683] close(3executing program ) = 0 [pid 3683] write(1, "executing program\n", 18) = 18 [pid 3683] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3683] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3683] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3683] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3683] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3683] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3683] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3684]}, 88) = 3684 ./strace-static-x86_64: Process 3684 attached [pid 3684] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3684] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3684] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3683] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] <... futex resumed>) = 0 [pid 3683] <... futex resumed>) = 1 [pid 3684] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3683] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3684] <... socketpair resumed>[3, 4]) = 0 [pid 3684] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3683] <... futex resumed>) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3683] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] <... sendmsg resumed>) = 0 [pid 3683] <... futex resumed>) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3683] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3683] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3684] <... sendmsg resumed>) = 0 [pid 3683] <... mmap resumed>) = 0x7f6c2d581000 [pid 3683] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3683] <... mprotect resumed>) = 0 [pid 3684] <... sendmsg resumed>) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3683] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3683] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3683] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3684] <... sendmsg resumed>) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3684] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3684] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3685 attached [pid 3685] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3685] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3683] <... clone3 resumed> => {parent_tid=[3685]}, 88) = 3685 [pid 3683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3683] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3685] <... futex resumed>) = 0 [pid 3685] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3683] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3685] <... setsockopt resumed>) = 0 [pid 3685] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3683] <... futex resumed>) = 0 [pid 3683] exit_group(0 [pid 3685] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3684] <... futex resumed>) = ? [pid 3684] +++ exited with 0 +++ [pid 3685] <... futex resumed>) = ? [pid 3685] +++ exited with 0 +++ [pid 3683] <... exit_group resumed>) = ? [pid 3683] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3683, 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=0x5555735a8690) = 3686 ./strace-static-x86_64: Process 3686 attached [pid 3686] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3686] setpgid(0, 0) = 0 [pid 3686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3686] write(3, "1000", 4) = 4 [pid 3686] close(3executing program ) = 0 [pid 3686] write(1, "executing program\n", 18) = 18 [pid 3686] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3686] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3686] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3686] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3686] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3687 attached [pid 3687] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3687] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3686] <... clone3 resumed> => {parent_tid=[3687]}, 88) = 3687 [pid 3686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3686] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3687] <... futex resumed>) = 0 [pid 3687] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3686] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3687] <... socketpair resumed>[3, 4]) = 0 [pid 3687] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3686] <... futex resumed>) = 0 [pid 3686] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3686] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3686] <... mmap resumed>) = 0x7f6c2d581000 [pid 3687] <... sendmsg resumed>) = 0 [pid 3686] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3686] <... mprotect resumed>) = 0 [pid 3687] <... sendmsg resumed>) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3686] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3687] <... sendmsg resumed>) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3686] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3687] <... sendmsg resumed>) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3687] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3686] <... clone3 resumed> => {parent_tid=[3688]}, 88) = 3688 ./strace-static-x86_64: Process 3688 attached [pid 3686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3686] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3686] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3688] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3688] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3686] <... futex resumed>) = 0 [pid 3686] exit_group(0 [pid 3687] <... futex resumed>) = ? [pid 3686] <... exit_group resumed>) = ? [pid 3687] +++ exited with 0 +++ [pid 3688] +++ exited with 0 +++ [pid 3686] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3686, 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 3689 attached [pid 3689] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... clone resumed>, child_tidptr=0x5555735a8690) = 3689 [pid 3689] <... prctl resumed>) = 0 [pid 3689] setpgid(0, 0) = 0 [pid 3689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3689] write(3, "1000", 4) = 4 [pid 3689] close(3) = 0 executing program [pid 3689] write(1, "executing program\n", 18) = 18 [pid 3689] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3689] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3689] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3689] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3689] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3689] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3690 attached => {parent_tid=[3690]}, 88) = 3690 [pid 3690] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3689] rt_sigprocmask(SIG_SETMASK, [], [pid 3690] rt_sigprocmask(SIG_SETMASK, [], [pid 3689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3689] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3689] <... futex resumed>) = 0 [pid 3690] <... socketpair resumed>[3, 4]) = 0 [pid 3689] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3689] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... sendmsg resumed>) = 0 [pid 3689] <... futex resumed>) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3689] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... sendmsg resumed>) = 0 [pid 3689] <... futex resumed>) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3690] <... sendmsg resumed>) = 0 [pid 3689] <... mmap resumed>) = 0x7f6c2d581000 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3689] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3690] <... sendmsg resumed>) = 0 [pid 3689] <... mprotect resumed>) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3689] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3690] <... sendmsg resumed>) = 0 [pid 3689] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3689] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3691 attached [pid 3690] <... sendmsg resumed>) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3689] <... clone3 resumed> => {parent_tid=[3691]}, 88) = 3691 [pid 3690] <... sendmsg resumed>) = 0 [pid 3689] rt_sigprocmask(SIG_SETMASK, [], [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3690] <... sendmsg resumed>) = 0 [pid 3689] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3689] <... futex resumed>) = 0 [pid 3690] <... sendmsg resumed>) = 0 [pid 3689] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3691] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3690] <... sendmsg resumed>) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3691] <... set_robust_list resumed>) = 0 [pid 3690] <... sendmsg resumed>) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3691] rt_sigprocmask(SIG_SETMASK, [], [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3690] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3691] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3691] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3691] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] exit_group(0 [pid 3691] <... futex resumed>) = ? [pid 3690] <... futex resumed>) = ? [pid 3689] <... exit_group resumed>) = ? [pid 3691] +++ exited with 0 +++ [pid 3690] +++ exited with 0 +++ [pid 3689] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3689, 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=0x5555735a8690) = 3692 ./strace-static-x86_64: Process 3692 attached [pid 3692] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3692] setpgid(0, 0) = 0 [pid 3692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3692] write(3, "1000", 4) = 4 [pid 3692] close(3) = 0 [pid 3692] write(1, "executing program\n", 18executing program ) = 18 [pid 3692] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3692] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3692] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3692] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3692] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3693 attached [pid 3693] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3693] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3693] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3692] <... clone3 resumed> => {parent_tid=[3693]}, 88) = 3693 [pid 3692] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3692] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] <... futex resumed>) = 0 [pid 3692] <... futex resumed>) = 1 [pid 3693] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3692] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3693] <... socketpair resumed>[3, 4]) = 0 [pid 3693] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3692] <... futex resumed>) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3692] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] <... sendmsg resumed>) = 0 [pid 3692] <... futex resumed>) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3692] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] <... sendmsg resumed>) = 0 [pid 3692] <... futex resumed>) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3693] <... sendmsg resumed>) = 0 [pid 3692] <... mmap resumed>) = 0x7f6c2d581000 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3692] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3693] <... sendmsg resumed>) = 0 [pid 3692] <... mprotect resumed>) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3692] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3693] <... sendmsg resumed>) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3692] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3693] <... sendmsg resumed>) = 0 [pid 3693] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3693] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3694 attached [pid 3692] <... clone3 resumed> => {parent_tid=[3694]}, 88) = 3694 [pid 3694] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3694] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3692] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3692] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] <... futex resumed>) = 0 [pid 3692] <... futex resumed>) = 1 [pid 3694] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3692] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] <... setsockopt resumed>) = 0 [pid 3694] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3692] <... futex resumed>) = 0 [pid 3694] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3692] exit_group(0 [pid 3694] <... futex resumed>) = ? [pid 3693] <... futex resumed>) = ? [pid 3692] <... exit_group resumed>) = ? [pid 3694] +++ exited with 0 +++ [pid 3693] +++ exited with 0 +++ [pid 3692] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3692, 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=0x5555735a8690) = 3695 ./strace-static-x86_64: Process 3695 attached [pid 3695] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3695] setpgid(0, 0) = 0 [pid 3695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3695] write(3, "1000", 4) = 4 [pid 3695] close(3) = 0 [pid 3695] write(1, "executing program\n", 18executing program ) = 18 [pid 3695] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3695] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3695] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3695] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3695] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3696 attached => {parent_tid=[3696]}, 88) = 3696 [pid 3695] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3695] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3695] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3696] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3696] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3696] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3696] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] <... futex resumed>) = 0 [pid 3695] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... futex resumed>) = 0 [pid 3695] <... futex resumed>) = 1 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3695] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... sendmsg resumed>) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3695] <... futex resumed>) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3695] <... mmap resumed>) = 0x7f6c2d581000 [pid 3696] <... sendmsg resumed>) = 0 [pid 3696] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3696] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3695] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3697]}, 88) = 3697 ./strace-static-x86_64: Process 3697 attached [pid 3695] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3695] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3695] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3697] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3697] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3697] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3695] <... futex resumed>) = 0 [pid 3697] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] exit_group(0 [pid 3697] <... futex resumed>) = ? [pid 3696] <... futex resumed>) = ? [pid 3695] <... exit_group resumed>) = ? [pid 3697] +++ exited with 0 +++ [pid 3696] +++ exited with 0 +++ [pid 3695] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3695, 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=0x5555735a8690) = 3698 ./strace-static-x86_64: Process 3698 attached [pid 3698] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3698] setpgid(0, 0) = 0 [pid 3698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3698] write(3, "1000", 4) = 4 [pid 3698] close(3executing program ) = 0 [pid 3698] write(1, "executing program\n", 18) = 18 [pid 3698] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3698] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3698] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3698] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3698] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3698] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3699 attached => {parent_tid=[3699]}, 88) = 3699 [pid 3699] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3699] <... set_robust_list resumed>) = 0 [pid 3698] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] rt_sigprocmask(SIG_SETMASK, [], [pid 3698] <... futex resumed>) = 0 [pid 3698] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3699] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3699] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3698] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3698] <... futex resumed>) = 0 [pid 3699] <... sendmsg resumed>) = 0 [pid 3698] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3698] <... mmap resumed>) = 0x7f6c2d581000 [pid 3698] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3698] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3698] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3698] <... clone3 resumed> => {parent_tid=[3700]}, 88) = 3700 [pid 3698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3698] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3698] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3700 attached [pid 3700] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3700] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3700] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... futex resumed>) = 0 [pid 3700] <... futex resumed>) = 1 [pid 3699] <... sendmsg resumed>) = 0 [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3700] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3699] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3698] exit_group(0 [pid 3700] <... futex resumed>) = ? [pid 3698] <... exit_group resumed>) = ? [pid 3700] +++ exited with 0 +++ [pid 3699] <... futex resumed>) = ? [pid 3699] +++ exited with 0 +++ [pid 3698] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3698, 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=0x5555735a8690) = 3701 ./strace-static-x86_64: Process 3701 attached [pid 3701] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3701] setpgid(0, 0) = 0 [pid 3701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3701] write(3, "1000", 4) = 4 [pid 3701] close(3executing program ) = 0 [pid 3701] write(1, "executing program\n", 18) = 18 [pid 3701] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3701] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3701] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3701] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3702 attached => {parent_tid=[3702]}, 88) = 3702 [pid 3702] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3701] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] <... set_robust_list resumed>) = 0 [pid 3702] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3702] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3702] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3701] <... futex resumed>) = 0 [pid 3701] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3701] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3701] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3702] <... sendmsg resumed>) = 0 [pid 3701] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3703 attached ) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3703] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3701] <... clone3 resumed> => {parent_tid=[3703]}, 88) = 3703 [pid 3703] <... set_robust_list resumed>) = 0 [pid 3702] <... sendmsg resumed>) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3701] rt_sigprocmask(SIG_SETMASK, [], [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3703] rt_sigprocmask(SIG_SETMASK, [], [pid 3702] <... sendmsg resumed>) = 0 [pid 3703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3703] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3702] <... sendmsg resumed>) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3702] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3702] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3701] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... futex resumed>) = 0 [pid 3701] <... futex resumed>) = 1 [pid 3703] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3701] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] <... setsockopt resumed>) = 0 [pid 3703] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3701] <... futex resumed>) = 0 [pid 3703] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3701] exit_group(0 [pid 3703] <... futex resumed>) = ? [pid 3702] <... futex resumed>) = ? [pid 3701] <... exit_group resumed>) = ? [pid 3703] +++ exited with 0 +++ [pid 3702] +++ exited with 0 +++ [pid 3701] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3701, 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=0x5555735a8690) = 3704 ./strace-static-x86_64: Process 3704 attached [pid 3704] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3704] setpgid(0, 0) = 0 [pid 3704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3704] write(3, "1000", 4) = 4 [pid 3704] close(3executing program ) = 0 [pid 3704] write(1, "executing program\n", 18) = 18 [pid 3704] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3704] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3704] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3704] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3704] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3705 attached => {parent_tid=[3705]}, 88) = 3705 [pid 3704] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3704] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3704] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3705] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3705] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3705] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3705] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3705] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3704] <... futex resumed>) = 0 [pid 3704] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3704] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3704] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3705] <... futex resumed>) = 0 [pid 3704] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3704] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3705] <... sendmsg resumed>) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3704] <... clone3 resumed> => {parent_tid=[3706]}, 88) = 3706 [pid 3705] <... sendmsg resumed>) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3704] rt_sigprocmask(SIG_SETMASK, [], [pid 3705] <... sendmsg resumed>) = 0 [pid 3705] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3705] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3705] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3706 attached [pid 3706] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3706] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3706] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3704] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3706] <... futex resumed>) = 0 [pid 3706] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3704] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3706] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3706] <... futex resumed>) = 0 [pid 3704] exit_group(0 [pid 3706] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] <... futex resumed>) = ? [pid 3705] +++ exited with 0 +++ [pid 3706] <... futex resumed>) = ? [pid 3706] +++ exited with 0 +++ [pid 3704] <... exit_group resumed>) = ? [pid 3704] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3704, 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=0x5555735a8690) = 3707 ./strace-static-x86_64: Process 3707 attached [pid 3707] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3707] setpgid(0, 0) = 0 [pid 3707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3707] write(3, "1000", 4) = 4 [pid 3707] close(3) = 0 [pid 3707] write(1, "executing program\n", 18executing program ) = 18 [pid 3707] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3707] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3707] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3707] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3708 attached => {parent_tid=[3708]}, 88) = 3708 [pid 3707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3707] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3707] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3708] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3708] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3708] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3708] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3708] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3707] <... futex resumed>) = 0 [pid 3707] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3707] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3707] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3707] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3708] <... futex resumed>) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3707] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3708] <... sendmsg resumed>) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3708] <... sendmsg resumed>) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3708] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3708] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3707] <... clone3 resumed> => {parent_tid=[3709]}, 88) = 3709 [pid 3707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3707] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3707] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3709 attached [pid 3709] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3709] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3709] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3707] <... futex resumed>) = 0 [pid 3707] exit_group(0 [pid 3709] <... futex resumed>) = 1 [pid 3708] <... futex resumed>) = ? [pid 3707] <... exit_group resumed>) = ? [pid 3708] +++ exited with 0 +++ [pid 3709] +++ exited with 0 +++ [pid 3707] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3707, 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=0x5555735a8690) = 3710 ./strace-static-x86_64: Process 3710 attached [pid 3710] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3710] setpgid(0, 0) = 0 [pid 3710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3710] write(3, "1000", 4executing program ) = 4 [pid 3710] close(3) = 0 [pid 3710] write(1, "executing program\n", 18) = 18 [pid 3710] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3710] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3710] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3710] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3710] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3710] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3710] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3711]}, 88) = 3711 [pid 3710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3710] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3710] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3711 attached [pid 3711] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3711] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3711] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3710] <... futex resumed>) = 0 [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3710] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3710] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3710] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3710] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3710] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3711] <... sendmsg resumed>) = 0 [pid 3710] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3710] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3712 attached [pid 3710] <... clone3 resumed> => {parent_tid=[3712]}, 88) = 3712 [pid 3710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3710] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3710] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3712] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3712] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3712] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3710] <... futex resumed>) = 0 [pid 3712] <... futex resumed>) = 1 [pid 3712] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3711] <... sendmsg resumed>) = 0 [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3711] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3711] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3710] exit_group(0 [pid 3711] <... futex resumed>) = ? [pid 3710] <... exit_group resumed>) = ? [pid 3711] +++ exited with 0 +++ [pid 3712] <... futex resumed>) = ? [pid 3712] +++ exited with 0 +++ [pid 3710] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3710, 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 3713 attached , child_tidptr=0x5555735a8690) = 3713 [pid 3713] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3713] setpgid(0, 0) = 0 [pid 3713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3713] write(3, "1000", 4) = 4 [pid 3713] close(3executing program ) = 0 [pid 3713] write(1, "executing program\n", 18) = 18 [pid 3713] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3713] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3713] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3713] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3713] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3713] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3714]}, 88) = 3714 ./strace-static-x86_64: Process 3714 attached [pid 3713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3713] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3713] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3714] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3714] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3714] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3713] <... futex resumed>) = 0 [pid 3713] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3713] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3713] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3713] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3713] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3715 attached [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3713] <... clone3 resumed> => {parent_tid=[3715]}, 88) = 3715 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3713] rt_sigprocmask(SIG_SETMASK, [], [pid 3714] <... sendmsg resumed>) = 0 [pid 3713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3713] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3713] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3715] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3714] <... sendmsg resumed>) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3715] <... set_robust_list resumed>) = 0 [pid 3714] <... sendmsg resumed>) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3715] rt_sigprocmask(SIG_SETMASK, [], [pid 3714] <... sendmsg resumed>) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3714] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3714] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3715] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3715] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3713] <... futex resumed>) = 0 [pid 3715] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3713] exit_group(0 [pid 3715] <... futex resumed>) = ? [pid 3714] <... futex resumed>) = ? [pid 3713] <... exit_group resumed>) = ? [pid 3714] +++ exited with 0 +++ [pid 3715] +++ exited with 0 +++ [pid 3713] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3713, 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 3716 attached , child_tidptr=0x5555735a8690) = 3716 [pid 3716] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3716] setpgid(0, 0) = 0 [pid 3716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3716] write(3, "1000", 4) = 4 [pid 3716] close(3) = 0 [pid 3716] write(1, "executing program\n", 18executing program ) = 18 [pid 3716] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3716] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3716] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3716] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3716] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3717]}, 88) = 3717 ./strace-static-x86_64: Process 3717 attached [pid 3717] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3716] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3716] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3717] <... set_robust_list resumed>) = 0 [pid 3717] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3717] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3717] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3716] <... futex resumed>) = 0 [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3716] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] <... sendmsg resumed>) = 0 [pid 3716] <... futex resumed>) = 0 [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3716] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] <... sendmsg resumed>) = 0 [pid 3716] <... futex resumed>) = 0 [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3716] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3716] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3718]}, 88) = 3718 [pid 3716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3716] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3716] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3718 attached [pid 3718] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3718] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3718] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... futex resumed>) = 0 [pid 3718] <... futex resumed>) = 1 [pid 3717] <... sendmsg resumed>) = 0 [pid 3718] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3717] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3717] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3716] exit_group(0) = ? [pid 3718] <... futex resumed>) = ? [pid 3718] +++ exited with 0 +++ [pid 3717] <... futex resumed>) = ? [pid 3717] +++ exited with 0 +++ [pid 3716] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3716, 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=0x5555735a8690) = 3719 ./strace-static-x86_64: Process 3719 attached [pid 3719] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3719] setpgid(0, 0) = 0 [pid 3719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3719] write(3, "1000", 4) = 4 executing program [pid 3719] close(3) = 0 [pid 3719] write(1, "executing program\n", 18) = 18 [pid 3719] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3719] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3719] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3719] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3719] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3720]}, 88) = 3720 ./strace-static-x86_64: Process 3720 attached [pid 3719] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3719] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3719] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3720] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3720] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3720] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3720] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3719] <... futex resumed>) = 0 [pid 3719] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3719] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3719] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3719] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3721]}, 88) = 3721 [pid 3719] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3719] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3719] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3721 attached [pid 3721] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3721] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3721] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] <... futex resumed>) = 0 [pid 3721] <... futex resumed>) = 1 [pid 3721] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3720] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3720] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3719] exit_group(0) = ? [pid 3721] <... futex resumed>) = ? [pid 3720] <... futex resumed>) = ? [pid 3721] +++ exited with 0 +++ [pid 3720] +++ exited with 0 +++ [pid 3719] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3719, 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=0x5555735a8690) = 3722 ./strace-static-x86_64: Process 3722 attached [pid 3722] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3722] setpgid(0, 0) = 0 [pid 3722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3722] write(3, "1000", 4) = 4 [pid 3722] close(3) = 0 executing program [pid 3722] write(1, "executing program\n", 18) = 18 [pid 3722] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3722] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3722] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3722] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3722] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3723]}, 88) = 3723 [pid 3722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3722] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3722] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3723 attached [pid 3723] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3723] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3723] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3722] <... futex resumed>) = 0 [pid 3722] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3722] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3722] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3722] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3722] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3723] <... sendmsg resumed>) = 0 [pid 3722] <... clone3 resumed> => {parent_tid=[3724]}, 88) = 3724 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3722] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3722] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3724 attached [pid 3724] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3724] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3724] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] <... futex resumed>) = 0 [pid 3724] <... futex resumed>) = 1 [pid 3723] <... sendmsg resumed>) = 0 [pid 3724] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3723] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3723] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3722] exit_group(0) = ? [pid 3724] <... futex resumed>) = ? [pid 3723] <... futex resumed>) = ? [pid 3724] +++ exited with 0 +++ [pid 3723] +++ exited with 0 +++ [pid 3722] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3722, 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=0x5555735a8690) = 3725 ./strace-static-x86_64: Process 3725 attached [pid 3725] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3725] setpgid(0, 0) = 0 [pid 3725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3725] write(3, "1000", 4) = 4 [pid 3725] close(3executing program ) = 0 [pid 3725] write(1, "executing program\n", 18) = 18 [pid 3725] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3725] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3725] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3725] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3725] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3725] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3726]}, 88) = 3726 ./strace-static-x86_64: Process 3726 attached [pid 3725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3725] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3725] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3726] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3726] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3726] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3725] <... futex resumed>) = 0 [pid 3725] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3725] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3725] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3725] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3725] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3727]}, 88) = 3727 [pid 3725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3725] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3725] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3727 attached [pid 3727] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3727] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3727] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... futex resumed>) = 0 [pid 3727] <... futex resumed>) = 1 [pid 3727] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3726] <... sendmsg resumed>) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3726] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3726] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3725] exit_group(0) = ? [pid 3726] <... futex resumed>) = ? [pid 3726] +++ exited with 0 +++ [pid 3727] <... futex resumed>) = ? [pid 3727] +++ exited with 0 +++ [pid 3725] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3725, 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=0x5555735a8690) = 3728 ./strace-static-x86_64: Process 3728 attached [pid 3728] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3728] setpgid(0, 0) = 0 [pid 3728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3728] write(3, "1000", 4) = 4 executing program [pid 3728] close(3) = 0 [pid 3728] write(1, "executing program\n", 18) = 18 [pid 3728] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3728] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3728] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3728] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3728] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3728] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3728] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3729]}, 88) = 3729 [pid 3728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3728] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3728] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3729 attached [pid 3729] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3729] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3729] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] <... futex resumed>) = 0 [pid 3728] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3728] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3728] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3728] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3728] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3728] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3730 attached [pid 3729] <... futex resumed>) = 1 [pid 3728] <... clone3 resumed> => {parent_tid=[3730]}, 88) = 3730 [pid 3728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3728] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3728] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3730] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3730] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3730] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] <... futex resumed>) = 0 [pid 3730] <... futex resumed>) = 1 [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3730] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3729] <... sendmsg resumed>) = 0 [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3729] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3729] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3728] exit_group(0 [pid 3729] <... futex resumed>) = ? [pid 3728] <... exit_group resumed>) = ? [pid 3729] +++ exited with 0 +++ [pid 3730] <... futex resumed>) = ? [pid 3730] +++ exited with 0 +++ [pid 3728] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3728, 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=0x5555735a8690) = 3731 ./strace-static-x86_64: Process 3731 attached [pid 3731] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3731] setpgid(0, 0) = 0 [pid 3731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3731] write(3, "1000", 4) = 4 [pid 3731] close(3) = 0 executing program [pid 3731] write(1, "executing program\n", 18) = 18 [pid 3731] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3731] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3731] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3731] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3731] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3732]}, 88) = 3732 [pid 3731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3731] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3731] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3732 attached [pid 3732] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3732] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3732] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3732] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... futex resumed>) = 0 [pid 3731] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3731] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3732] <... futex resumed>) = 1 [pid 3731] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3731] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3733]}, 88) = 3733 [pid 3732] <... sendmsg resumed>) = 0 [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3731] rt_sigprocmask(SIG_SETMASK, [], [pid 3732] <... sendmsg resumed>) = 0 [pid 3731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3731] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... sendmsg resumed>) = 0 [pid 3731] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3733 attached [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3731] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3733] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3733] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3733] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... sendmsg resumed>) = 0 [pid 3731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3733] <... futex resumed>) = 0 [pid 3733] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3732] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3732] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] exit_group(0 [pid 3733] <... futex resumed>) = ? [pid 3732] <... futex resumed>) = ? [pid 3731] <... exit_group resumed>) = ? [pid 3733] +++ exited with 0 +++ [pid 3732] +++ exited with 0 +++ [pid 3731] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3731, 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=0x5555735a8690) = 3734 ./strace-static-x86_64: Process 3734 attached [pid 3734] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3734] setpgid(0, 0) = 0 [pid 3734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3734] write(3, "1000", 4) = 4 [pid 3734] close(3) = 0 executing program [pid 3734] write(1, "executing program\n", 18) = 18 [pid 3734] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3734] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3734] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3734] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3734] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3735]}, 88) = 3735 ./strace-static-x86_64: Process 3735 attached [pid 3734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3734] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3734] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3735] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3735] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3735] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3735] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3734] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3734] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3734] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3734] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3734] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3735] <... sendmsg resumed>) = 0 [pid 3734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] <... clone3 resumed> => {parent_tid=[3736]}, 88) = 3736 [pid 3734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3734] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... sendmsg resumed>) = 0 [pid 3734] <... futex resumed>) = 0 [pid 3734] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3736 attached [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3736] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3735] <... sendmsg resumed>) = 0 [pid 3736] <... set_robust_list resumed>) = 0 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3736] rt_sigprocmask(SIG_SETMASK, [], [pid 3735] <... sendmsg resumed>) = 0 [pid 3736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3736] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3736] <... setsockopt resumed>) = 0 [pid 3735] <... sendmsg resumed>) = 0 [pid 3736] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3734] <... futex resumed>) = 0 [pid 3736] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3735] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3735] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3734] exit_group(0) = ? [pid 3735] <... futex resumed>) = ? [pid 3735] +++ exited with 0 +++ [pid 3736] <... futex resumed>) = ? [pid 3736] +++ exited with 0 +++ [pid 3734] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3734, 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=0x5555735a8690) = 3737 ./strace-static-x86_64: Process 3737 attached [pid 3737] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3737] setpgid(0, 0) = 0 [pid 3737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3737] write(3, "1000", 4) = 4 [pid 3737] close(3) = 0 executing program [pid 3737] write(1, "executing program\n", 18) = 18 [pid 3737] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3737] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3737] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3737] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3737] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3738]}, 88) = 3738 ./strace-static-x86_64: Process 3738 attached [pid 3737] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3737] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3737] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3738] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3738] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3738] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3738] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] <... futex resumed>) = 0 [pid 3737] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] <... futex resumed>) = 0 [pid 3737] <... futex resumed>) = 1 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3737] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] <... sendmsg resumed>) = 0 [pid 3737] <... futex resumed>) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3738] <... sendmsg resumed>) = 0 [pid 3737] <... mmap resumed>) = 0x7f6c2d581000 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3737] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3737] <... mprotect resumed>) = 0 [pid 3738] <... sendmsg resumed>) = 0 [pid 3737] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3737] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3738] <... sendmsg resumed>) = 0 [pid 3737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3737] <... clone3 resumed> => {parent_tid=[3739]}, 88) = 3739 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3737] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3739 attached [pid 3738] <... sendmsg resumed>) = 0 [pid 3737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3737] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] <... sendmsg resumed>) = 0 [pid 3737] <... futex resumed>) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3737] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3738] <... sendmsg resumed>) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3739] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3738] <... sendmsg resumed>) = 0 [pid 3739] <... set_robust_list resumed>) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3739] rt_sigprocmask(SIG_SETMASK, [], [pid 3738] <... sendmsg resumed>) = 0 [pid 3739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3739] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3738] <... sendmsg resumed>) = 0 [pid 3739] <... setsockopt resumed>) = 0 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3739] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] <... sendmsg resumed>) = 0 [pid 3739] <... futex resumed>) = 1 [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3737] <... futex resumed>) = 0 [pid 3739] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3738] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3738] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3738] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] exit_group(0) = ? [pid 3739] <... futex resumed>) = ? [pid 3738] <... futex resumed>) = ? [pid 3739] +++ exited with 0 +++ [pid 3738] +++ exited with 0 +++ [pid 3737] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3737, 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 3740 attached , child_tidptr=0x5555735a8690) = 3740 [pid 3740] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3740] setpgid(0, 0) = 0 [pid 3740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3740] write(3, "1000", 4) = 4 executing program [pid 3740] close(3) = 0 [pid 3740] write(1, "executing program\n", 18) = 18 [pid 3740] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3740] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3740] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3740] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3740] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3741]}, 88) = 3741 [pid 3740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3740] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3740] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3741 attached [pid 3741] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3741] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3741] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3741] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3740] <... futex resumed>) = 0 [pid 3740] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... futex resumed>) = 0 [pid 3740] <... futex resumed>) = 1 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3740] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... sendmsg resumed>) = 0 [pid 3740] <... futex resumed>) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3741] <... sendmsg resumed>) = 0 [pid 3740] <... mmap resumed>) = 0x7f6c2d581000 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3740] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3741] <... sendmsg resumed>) = 0 [pid 3740] <... mprotect resumed>) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3740] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3741] <... sendmsg resumed>) = 0 [pid 3741] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3741] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3741] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3740] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3742]}, 88) = 3742 [pid 3740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3740] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3740] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3742 attached [pid 3742] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3742] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3742] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3740] <... futex resumed>) = 0 [pid 3740] exit_group(0 [pid 3741] <... futex resumed>) = ? [pid 3740] <... exit_group resumed>) = ? [pid 3741] +++ exited with 0 +++ [pid 3742] <... futex resumed>) = ? [pid 3742] +++ exited with 0 +++ [pid 3740] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3740, 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=0x5555735a8690) = 3743 ./strace-static-x86_64: Process 3743 attached [pid 3743] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3743] setpgid(0, 0) = 0 [pid 3743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3743] write(3, "1000", 4) = 4 [pid 3743] close(3executing program ) = 0 [pid 3743] write(1, "executing program\n", 18) = 18 [pid 3743] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3743] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3743] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3743] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3743] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3743] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3744 attached => {parent_tid=[3744]}, 88) = 3744 [pid 3743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3744] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3744] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3744] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3744] <... futex resumed>) = 0 [pid 3744] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3743] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3744] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3743] <... futex resumed>) = 0 [pid 3743] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3743] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3743] <... futex resumed>) = 0 [pid 3744] <... sendmsg resumed>) = 0 [pid 3743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3743] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3743] <... mprotect resumed>) = 0 [pid 3744] <... sendmsg resumed>) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3743] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3743] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3744] <... sendmsg resumed>) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3743] <... clone3 resumed> => {parent_tid=[3745]}, 88) = 3745 [pid 3743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3743] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] <... sendmsg resumed>) = 0 [pid 3743] <... futex resumed>) = 0 [pid 3743] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3745 attached [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3745] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3744] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3744] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3745] <... set_robust_list resumed>) = 0 [pid 3745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3745] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3745] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3743] <... futex resumed>) = 0 [pid 3743] exit_group(0) = ? [pid 3744] <... futex resumed>) = ? [pid 3744] +++ exited with 0 +++ [pid 3745] +++ exited with 0 +++ [pid 3743] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3743, 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 3746 attached [pid 3746] set_robust_list(0x5555735a86a0, 24) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555735a8690) = 3746 [pid 3746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3746] setpgid(0, 0) = 0 [pid 3746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3746] write(3, "1000", 4) = 4 [pid 3746] close(3) = 0 [pid 3746] write(1, "executing program\n", 18executing program ) = 18 [pid 3746] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3746] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3746] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3746] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3746] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3746] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3747 attached => {parent_tid=[3747]}, 88) = 3747 [pid 3747] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3746] rt_sigprocmask(SIG_SETMASK, [], [pid 3747] <... set_robust_list resumed>) = 0 [pid 3746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3747] rt_sigprocmask(SIG_SETMASK, [], [pid 3746] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3746] <... futex resumed>) = 0 [pid 3747] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3746] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3747] <... socketpair resumed>[3, 4]) = 0 [pid 3747] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3746] <... futex resumed>) = 0 [pid 3746] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3746] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3746] <... mmap resumed>) = 0x7f6c2d581000 [pid 3747] <... sendmsg resumed>) = 0 [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3746] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3747] <... sendmsg resumed>) = 0 [pid 3746] <... mprotect resumed>) = 0 [pid 3746] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3746] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3746] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3747] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3748 attached [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3746] <... clone3 resumed> => {parent_tid=[3748]}, 88) = 3748 [pid 3746] rt_sigprocmask(SIG_SETMASK, [], [pid 3748] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3748] <... set_robust_list resumed>) = 0 [pid 3746] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] rt_sigprocmask(SIG_SETMASK, [], [pid 3746] <... futex resumed>) = 0 [pid 3748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3746] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3748] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3748] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3746] <... futex resumed>) = 0 [pid 3748] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3747] <... sendmsg resumed>) = 0 [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3747] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3747] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3746] exit_group(0 [pid 3748] <... futex resumed>) = ? [pid 3747] <... futex resumed>) = ? [pid 3746] <... exit_group resumed>) = ? [pid 3748] +++ exited with 0 +++ [pid 3747] +++ exited with 0 +++ [pid 3746] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3746, 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 3749 attached , child_tidptr=0x5555735a8690) = 3749 [pid 3749] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3749] setpgid(0, 0) = 0 [pid 3749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3749] write(3, "1000", 4) = 4 [pid 3749] close(3) = 0 [pid 3749] write(1, "executing program\n", 18executing program ) = 18 [pid 3749] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3749] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3749] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3749] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3749] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3749] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3750 attached [pid 3750] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3749] <... clone3 resumed> => {parent_tid=[3750]}, 88) = 3750 [pid 3750] <... set_robust_list resumed>) = 0 [pid 3749] rt_sigprocmask(SIG_SETMASK, [], [pid 3750] rt_sigprocmask(SIG_SETMASK, [], [pid 3749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3749] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3749] <... futex resumed>) = 0 [pid 3749] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] <... socketpair resumed>[3, 4]) = 0 [pid 3750] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3749] <... futex resumed>) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3749] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] <... sendmsg resumed>) = 0 [pid 3749] <... futex resumed>) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3749] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] <... sendmsg resumed>) = 0 [pid 3749] <... futex resumed>) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3750] <... sendmsg resumed>) = 0 [pid 3749] <... mmap resumed>) = 0x7f6c2d581000 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3749] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3750] <... sendmsg resumed>) = 0 [pid 3749] <... mprotect resumed>) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3749] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3750] <... sendmsg resumed>) = 0 [pid 3749] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3749] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3750] <... sendmsg resumed>) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3749] <... clone3 resumed> => {parent_tid=[3751]}, 88) = 3751 ./strace-static-x86_64: Process 3751 attached [pid 3750] <... sendmsg resumed>) = 0 [pid 3749] rt_sigprocmask(SIG_SETMASK, [], [pid 3751] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3750] <... sendmsg resumed>) = 0 [pid 3749] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3749] <... futex resumed>) = 0 [pid 3750] <... sendmsg resumed>) = 0 [pid 3749] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3751] <... set_robust_list resumed>) = 0 [pid 3750] <... sendmsg resumed>) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3751] rt_sigprocmask(SIG_SETMASK, [], [pid 3750] <... sendmsg resumed>) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3751] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3750] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3750] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] <... setsockopt resumed>) = 0 [pid 3751] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3749] <... futex resumed>) = 0 [pid 3751] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3749] exit_group(0 [pid 3751] <... futex resumed>) = ? [pid 3750] <... futex resumed>) = ? [pid 3749] <... exit_group resumed>) = ? [pid 3751] +++ exited with 0 +++ [pid 3750] +++ exited with 0 +++ [pid 3749] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3749, 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 3752 attached , child_tidptr=0x5555735a8690) = 3752 [pid 3752] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3752] setpgid(0, 0) = 0 [pid 3752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3752] write(3, "1000", 4) = 4 [pid 3752] close(3) = 0 executing program [pid 3752] write(1, "executing program\n", 18) = 18 [pid 3752] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3752] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3752] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3752] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3752] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3752] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3753 attached => {parent_tid=[3753]}, 88) = 3753 [pid 3753] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3753] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3753] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3752] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3752] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] <... futex resumed>) = 0 [pid 3752] <... futex resumed>) = 1 [pid 3753] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3752] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3753] <... socketpair resumed>[3, 4]) = 0 [pid 3753] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3752] <... futex resumed>) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3752] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] <... sendmsg resumed>) = 0 [pid 3752] <... futex resumed>) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3752] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] <... sendmsg resumed>) = 0 [pid 3752] <... futex resumed>) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3753] <... sendmsg resumed>) = 0 [pid 3752] <... mmap resumed>) = 0x7f6c2d581000 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3752] <... mprotect resumed>) = 0 [pid 3753] <... sendmsg resumed>) = 0 [pid 3752] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3752] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3753] <... sendmsg resumed>) = 0 [pid 3752] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] <... clone3 resumed> => {parent_tid=[3754]}, 88) = 3754 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3752] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3754 attached [pid 3753] <... sendmsg resumed>) = 0 [pid 3752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3754] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3752] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] <... set_robust_list resumed>) = 0 [pid 3753] <... sendmsg resumed>) = 0 [pid 3752] <... futex resumed>) = 0 [pid 3754] rt_sigprocmask(SIG_SETMASK, [], [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3752] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3753] <... sendmsg resumed>) = 0 [pid 3754] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3754] <... setsockopt resumed>) = 0 [pid 3753] <... sendmsg resumed>) = 0 [pid 3754] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3754] <... futex resumed>) = 1 [pid 3753] <... sendmsg resumed>) = 0 [pid 3752] <... futex resumed>) = 0 [pid 3754] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3753] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3753] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3753] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3752] exit_group(0) = ? [pid 3754] <... futex resumed>) = ? [pid 3753] <... futex resumed>) = ? [pid 3753] +++ exited with 0 +++ [pid 3754] +++ exited with 0 +++ [pid 3752] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3752, 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=0x5555735a8690) = 3755 ./strace-static-x86_64: Process 3755 attached [pid 3755] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3755] setpgid(0, 0) = 0 [pid 3755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3755] write(3, "1000", 4) = 4 [pid 3755] close(3) = 0 executing program [pid 3755] write(1, "executing program\n", 18) = 18 [pid 3755] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3755] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3755] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3755] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3755] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3756 attached => {parent_tid=[3756]}, 88) = 3756 [pid 3755] rt_sigprocmask(SIG_SETMASK, [], [pid 3756] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3756] <... set_robust_list resumed>) = 0 [pid 3755] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] rt_sigprocmask(SIG_SETMASK, [], [pid 3755] <... futex resumed>) = 0 [pid 3756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3755] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3756] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3755] <... futex resumed>) = 0 [pid 3755] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3755] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3755] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3755] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3755] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3756] <... sendmsg resumed>) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3755] <... clone3 resumed> => {parent_tid=[3757]}, 88) = 3757 [pid 3755] rt_sigprocmask(SIG_SETMASK, [], [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3755] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... sendmsg resumed>) = 0 [pid 3755] <... futex resumed>) = 0 [pid 3755] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3757 attached ) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3757] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3756] <... sendmsg resumed>) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3756] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3756] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3757] <... set_robust_list resumed>) = 0 [pid 3757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3757] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3757] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3755] <... futex resumed>) = 0 [pid 3755] exit_group(0) = ? [pid 3756] <... futex resumed>) = ? [pid 3756] +++ exited with 0 +++ [pid 3757] +++ exited with 0 +++ [pid 3755] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3755, 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 3758 attached , child_tidptr=0x5555735a8690) = 3758 [pid 3758] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3758] setpgid(0, 0) = 0 executing program [pid 3758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3758] write(3, "1000", 4) = 4 [pid 3758] close(3) = 0 [pid 3758] write(1, "executing program\n", 18) = 18 [pid 3758] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3758] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3758] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3758] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3758] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3758] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3759]}, 88) = 3759 [pid 3758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3758] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3758] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3759 attached [pid 3759] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3759] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3759] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3759] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3758] <... futex resumed>) = 0 [pid 3758] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3758] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3758] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3759] <... futex resumed>) = 1 [pid 3758] <... mprotect resumed>) = 0 [pid 3758] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3758] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3760 attached [pid 3758] <... clone3 resumed> => {parent_tid=[3760]}, 88) = 3760 [pid 3758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3758] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3758] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3760] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3759] <... sendmsg resumed>) = 0 [pid 3760] <... set_robust_list resumed>) = 0 [pid 3760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3760] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3759] <... sendmsg resumed>) = 0 [pid 3760] <... setsockopt resumed>) = 0 [pid 3760] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3758] <... futex resumed>) = 0 [pid 3760] <... futex resumed>) = 1 [pid 3759] <... sendmsg resumed>) = 0 [pid 3760] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3759] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3759] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3758] exit_group(0) = ? [pid 3759] <... futex resumed>) = ? [pid 3759] +++ exited with 0 +++ [pid 3760] <... futex resumed>) = ? [pid 3760] +++ exited with 0 +++ [pid 3758] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3758, 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=0x5555735a8690) = 3761 ./strace-static-x86_64: Process 3761 attached [pid 3761] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3761] setpgid(0, 0) = 0 [pid 3761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3761] write(3, "1000", 4) = 4 [pid 3761] close(3executing program ) = 0 [pid 3761] write(1, "executing program\n", 18) = 18 [pid 3761] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3761] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3761] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3761] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3761] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3762]}, 88) = 3762 [pid 3761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3761] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3761] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3762 attached [pid 3762] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3762] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3762] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] <... futex resumed>) = 0 [pid 3761] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3761] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3761] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3761] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3762] <... futex resumed>) = 1 [pid 3761] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3763 attached [pid 3761] <... clone3 resumed> => {parent_tid=[3763]}, 88) = 3763 [pid 3761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3762] <... sendmsg resumed>) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3761] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... sendmsg resumed>) = 0 [pid 3761] <... futex resumed>) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3761] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] <... sendmsg resumed>) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3763] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3762] <... sendmsg resumed>) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3763] <... set_robust_list resumed>) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3763] rt_sigprocmask(SIG_SETMASK, [], [pid 3762] <... sendmsg resumed>) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3762] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3762] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3763] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3761] <... futex resumed>) = 0 [pid 3763] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3761] exit_group(0 [pid 3763] <... futex resumed>) = ? [pid 3761] <... exit_group resumed>) = ? [pid 3763] +++ exited with 0 +++ [pid 3762] <... futex resumed>) = ? [pid 3762] +++ exited with 0 +++ [pid 3761] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3761, 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 3764 attached , child_tidptr=0x5555735a8690) = 3764 [pid 3764] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3764] setpgid(0, 0) = 0 [pid 3764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3764] write(3, "1000", 4) = 4 [pid 3764] close(3) = 0 executing program [pid 3764] write(1, "executing program\n", 18) = 18 [pid 3764] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3764] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3764] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3764] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3764] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3765]}, 88) = 3765 ./strace-static-x86_64: Process 3765 attached [pid 3764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3764] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3765] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3764] <... futex resumed>) = 0 [pid 3764] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3765] <... set_robust_list resumed>) = 0 [pid 3765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3765] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3765] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3765] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3764] <... futex resumed>) = 0 [pid 3764] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3764] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3764] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3765] <... futex resumed>) = 0 [pid 3764] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3766]}, 88) = 3766 ./strace-static-x86_64: Process 3766 attached [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3764] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3764] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3766] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3765] <... sendmsg resumed>) = 0 [pid 3766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3766] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3766] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3764] <... futex resumed>) = 0 [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3766] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3765] <... sendmsg resumed>) = 0 [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3765] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3765] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3764] exit_group(0) = ? [pid 3765] <... futex resumed>) = ? [pid 3765] +++ exited with 0 +++ [pid 3766] <... futex resumed>) = ? [pid 3766] +++ exited with 0 +++ [pid 3764] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3764, 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=0x5555735a8690) = 3767 ./strace-static-x86_64: Process 3767 attached [pid 3767] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3767] setpgid(0, 0) = 0 [pid 3767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 3767] write(3, "1000", 4) = 4 [pid 3767] close(3) = 0 [pid 3767] write(1, "executing program\n", 18) = 18 [pid 3767] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3767] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3767] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3767] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3767] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3768 attached => {parent_tid=[3768]}, 88) = 3768 [pid 3767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3767] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3767] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3768] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3768] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3768] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3767] <... futex resumed>) = 0 [pid 3767] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3767] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3767] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3767] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3769]}, 88) = 3769 [pid 3767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3767] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3767] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3769 attached [pid 3769] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3769] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3769] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3767] <... futex resumed>) = 0 [pid 3769] <... futex resumed>) = 1 [pid 3769] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3768] <... sendmsg resumed>) = 0 [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3768] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3768] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3767] exit_group(0) = ? [pid 3769] <... futex resumed>) = ? [pid 3768] <... futex resumed>) = ? [pid 3768] +++ exited with 0 +++ [pid 3769] +++ exited with 0 +++ [pid 3767] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3767, 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=0x5555735a8690) = 3770 ./strace-static-x86_64: Process 3770 attached [pid 3770] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3770] setpgid(0, 0) = 0 [pid 3770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3770] write(3, "1000", 4) = 4 [pid 3770] close(3executing program ) = 0 [pid 3770] write(1, "executing program\n", 18) = 18 [pid 3770] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3770] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3770] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3770] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3770] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3771]}, 88) = 3771 [pid 3770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3770] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3770] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3771 attached [pid 3771] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3771] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3771] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3771] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] <... futex resumed>) = 0 [pid 3770] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3770] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3770] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3771] <... futex resumed>) = 1 [pid 3770] <... mprotect resumed>) = 0 [pid 3770] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3772 attached [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] <... clone3 resumed> => {parent_tid=[3772]}, 88) = 3772 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] rt_sigprocmask(SIG_SETMASK, [], [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3771] <... sendmsg resumed>) = 0 [pid 3770] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3770] <... futex resumed>) = 0 [pid 3771] <... sendmsg resumed>) = 0 [pid 3770] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3771] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3771] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3772] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3772] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3772] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3772] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] <... futex resumed>) = 0 [pid 3770] exit_group(0 [pid 3771] <... futex resumed>) = ? [pid 3770] <... exit_group resumed>) = ? [pid 3772] <... futex resumed>) = ? [pid 3771] +++ exited with 0 +++ [pid 3772] +++ exited with 0 +++ [pid 3770] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3770, 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=0x5555735a8690) = 3773 ./strace-static-x86_64: Process 3773 attached [pid 3773] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3773] setpgid(0, 0) = 0 [pid 3773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3773] write(3, "1000", 4) = 4 [pid 3773] close(3) = 0 [pid 3773] write(1, "executing program\n", 18executing program ) = 18 [pid 3773] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3773] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3773] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3773] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3773] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3773] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3774]}, 88) = 3774 ./strace-static-x86_64: Process 3774 attached [pid 3773] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3773] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3773] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3774] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3774] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3774] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3773] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3773] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3773] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3773] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3773] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3774] <... sendmsg resumed>) = 0 [pid 3773] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] <... clone3 resumed> => {parent_tid=[3775]}, 88) = 3775 [pid 3773] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3773] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] <... sendmsg resumed>) = 0 [pid 3773] <... futex resumed>) = 0 [pid 3773] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3775 attached ) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3774] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3774] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3775] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3775] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3775] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3775] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3775] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] exit_group(0 [pid 3775] <... futex resumed>) = ? [pid 3774] <... futex resumed>) = ? [pid 3773] <... exit_group resumed>) = ? [pid 3775] +++ exited with 0 +++ [pid 3774] +++ exited with 0 +++ [pid 3773] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3773, 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 3776 attached , child_tidptr=0x5555735a8690) = 3776 [pid 3776] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3776] setpgid(0, 0) = 0 [pid 3776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3776] write(3, "1000", 4executing program ) = 4 [pid 3776] close(3) = 0 [pid 3776] write(1, "executing program\n", 18) = 18 [pid 3776] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3776] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3776] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3776] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3776] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3777]}, 88) = 3777 ./strace-static-x86_64: Process 3777 attached [pid 3776] rt_sigprocmask(SIG_SETMASK, [], [pid 3777] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3776] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3776] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3777] <... set_robust_list resumed>) = 0 [pid 3777] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3777] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3777] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3776] <... futex resumed>) = 0 [pid 3776] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3776] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3776] <... mmap resumed>) = 0x7f6c2d581000 [pid 3776] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3776] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3777] <... sendmsg resumed>) = 0 [pid 3776] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3777] <... sendmsg resumed>) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3776] <... clone3 resumed> => {parent_tid=[3778]}, 88) = 3778 [pid 3777] <... sendmsg resumed>) = 0 [pid 3776] rt_sigprocmask(SIG_SETMASK, [], [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3777] <... sendmsg resumed>) = 0 [pid 3776] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3776] <... futex resumed>) = 0 [pid 3777] <... sendmsg resumed>) = 0 [pid 3776] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3778 attached ) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3777] <... sendmsg resumed>) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] <... set_robust_list resumed>) = 0 [pid 3778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3778] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3778] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... sendmsg resumed>) = 0 [pid 3778] <... futex resumed>) = 1 [pid 3776] <... futex resumed>) = 0 [pid 3778] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3777] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3777] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3776] exit_group(0 [pid 3777] <... futex resumed>) = ? [pid 3776] <... exit_group resumed>) = ? [pid 3778] <... futex resumed>) = ? [pid 3777] +++ exited with 0 +++ [pid 3778] +++ exited with 0 +++ [pid 3776] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3776, 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=0x5555735a8690) = 3779 ./strace-static-x86_64: Process 3779 attached [pid 3779] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3779] setpgid(0, 0) = 0 [pid 3779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3779] write(3, "1000", 4) = 4 [pid 3779] close(3executing program ) = 0 [pid 3779] write(1, "executing program\n", 18) = 18 [pid 3779] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3779] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3779] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3779] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3780]}, 88) = 3780 ./strace-static-x86_64: Process 3780 attached [pid 3779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3779] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3779] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3780] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3780] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3780] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3780] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3779] <... futex resumed>) = 0 [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3779] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3780] <... sendmsg resumed>) = 0 [pid 3779] <... futex resumed>) = 0 [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3779] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3780] <... sendmsg resumed>) = 0 [pid 3779] <... futex resumed>) = 0 [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3780] <... sendmsg resumed>) = 0 [pid 3779] <... mmap resumed>) = 0x7f6c2d581000 [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3779] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3780] <... sendmsg resumed>) = 0 [pid 3779] <... mprotect resumed>) = 0 [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3779] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3780] <... sendmsg resumed>) = 0 [pid 3779] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3781 attached [pid 3781] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3779] <... clone3 resumed> => {parent_tid=[3781]}, 88) = 3781 [pid 3781] <... set_robust_list resumed>) = 0 [pid 3779] rt_sigprocmask(SIG_SETMASK, [], [pid 3781] rt_sigprocmask(SIG_SETMASK, [], [pid 3779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3779] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3779] <... futex resumed>) = 0 [pid 3781] <... setsockopt resumed>) = 0 [pid 3779] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3781] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3779] <... futex resumed>) = 0 [pid 3781] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3780] <... sendmsg resumed>) = 0 [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3780] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3780] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3779] exit_group(0 [pid 3781] <... futex resumed>) = ? [pid 3779] <... exit_group resumed>) = ? [pid 3780] <... futex resumed>) = ? [pid 3781] +++ exited with 0 +++ [pid 3780] +++ exited with 0 +++ [pid 3779] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3779, 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=0x5555735a8690) = 3782 ./strace-static-x86_64: Process 3782 attached [pid 3782] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3782] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 3782] setpgid(0, 0) = 0 [pid 3782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3782] write(3, "1000", 4) = 4 [pid 3782] close(3) = 0 [pid 3782] write(1, "executing program\n", 18) = 18 [pid 3782] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3782] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3782] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3782] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3782] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3782] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3783]}, 88) = 3783 ./strace-static-x86_64: Process 3783 attached [pid 3782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3782] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3782] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3783] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3783] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3783] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3782] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] <... sendmsg resumed>) = 0 [pid 3782] <... futex resumed>) = 0 [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3782] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] <... sendmsg resumed>) = 0 [pid 3782] <... futex resumed>) = 0 [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3783] <... sendmsg resumed>) = 0 [pid 3782] <... mmap resumed>) = 0x7f6c2d581000 [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3782] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3783] <... sendmsg resumed>) = 0 [pid 3782] <... mprotect resumed>) = 0 [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3782] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3782] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3784]}, 88) = 3784 [pid 3782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3782] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3782] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3784 attached [pid 3784] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3784] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3784] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3784] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] <... futex resumed>) = 0 [pid 3784] <... futex resumed>) = 1 [pid 3784] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] <... sendmsg resumed>) = 0 [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3783] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3783] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] exit_group(0) = ? [pid 3783] <... futex resumed>) = ? [pid 3784] <... futex resumed>) = ? [pid 3784] +++ exited with 0 +++ [pid 3783] +++ exited with 0 +++ [pid 3782] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3782, 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=0x5555735a8690) = 3785 ./strace-static-x86_64: Process 3785 attached [pid 3785] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3785] setpgid(0, 0) = 0 [pid 3785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3785] write(3, "1000", 4) = 4 [pid 3785] close(3executing program ) = 0 [pid 3785] write(1, "executing program\n", 18) = 18 [pid 3785] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3785] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3785] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3785] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3786 attached => {parent_tid=[3786]}, 88) = 3786 [pid 3785] rt_sigprocmask(SIG_SETMASK, [], [pid 3786] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3786] <... set_robust_list resumed>) = 0 [pid 3786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3786] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3785] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3786] <... futex resumed>) = 0 [pid 3786] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3785] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3786] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3786] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3785] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3785] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3785] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3786] <... futex resumed>) = 0 [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3785] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3785] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3787 attached [pid 3785] <... clone3 resumed> => {parent_tid=[3787]}, 88) = 3787 [pid 3785] rt_sigprocmask(SIG_SETMASK, [], [pid 3786] <... sendmsg resumed>) = 0 [pid 3785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3787] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3785] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3785] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3786] <... sendmsg resumed>) = 0 [pid 3787] <... set_robust_list resumed>) = 0 [pid 3787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3787] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3787] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3787] <... futex resumed>) = 1 [pid 3785] <... futex resumed>) = 0 [pid 3787] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3786] <... sendmsg resumed>) = 0 [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3786] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3786] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3785] exit_group(0) = ? [pid 3787] <... futex resumed>) = ? [pid 3786] <... futex resumed>) = ? [pid 3787] +++ exited with 0 +++ [pid 3786] +++ exited with 0 +++ [pid 3785] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3785, 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=0x5555735a8690) = 3788 ./strace-static-x86_64: Process 3788 attached [pid 3788] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3788] setpgid(0, 0) = 0 [pid 3788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3788] write(3, "1000", 4) = 4 executing program [pid 3788] close(3) = 0 [pid 3788] write(1, "executing program\n", 18) = 18 [pid 3788] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3788] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3788] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3788] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3788] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3789]}, 88) = 3789 ./strace-static-x86_64: Process 3789 attached [pid 3788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3788] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3788] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3789] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3789] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3789] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3788] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3788] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3788] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3788] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3790 attached [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3788] <... clone3 resumed> => {parent_tid=[3790]}, 88) = 3790 [pid 3790] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3788] rt_sigprocmask(SIG_SETMASK, [], [pid 3790] <... set_robust_list resumed>) = 0 [pid 3788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3790] rt_sigprocmask(SIG_SETMASK, [], [pid 3788] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3788] <... futex resumed>) = 0 [pid 3790] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3788] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3790] <... setsockopt resumed>) = 0 [pid 3790] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3790] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] <... sendmsg resumed>) = 0 [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3789] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3789] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3788] exit_group(0 [pid 3790] <... futex resumed>) = ? [pid 3789] <... futex resumed>) = ? [pid 3788] <... exit_group resumed>) = ? [pid 3790] +++ exited with 0 +++ [pid 3789] +++ exited with 0 +++ [pid 3788] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3788, 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=0x5555735a8690) = 3791 ./strace-static-x86_64: Process 3791 attached [pid 3791] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3791] setpgid(0, 0) = 0 [pid 3791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3791] write(3, "1000", 4) = 4 [pid 3791] close(3) = 0 [pid 3791] write(1, "executing program\n", 18executing program ) = 18 [pid 3791] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3791] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3791] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3791] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3791] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3792 attached => {parent_tid=[3792]}, 88) = 3792 [pid 3792] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3792] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3792] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3791] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3791] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] <... futex resumed>) = 0 [pid 3791] <... futex resumed>) = 1 [pid 3792] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3791] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] <... socketpair resumed>[3, 4]) = 0 [pid 3792] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3791] <... futex resumed>) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3791] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] <... sendmsg resumed>) = 0 [pid 3791] <... futex resumed>) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3791] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] <... sendmsg resumed>) = 0 [pid 3791] <... futex resumed>) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3792] <... sendmsg resumed>) = 0 [pid 3791] <... mmap resumed>) = 0x7f6c2d581000 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3791] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3792] <... sendmsg resumed>) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3791] <... mprotect resumed>) = 0 [pid 3792] <... sendmsg resumed>) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3791] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3792] <... sendmsg resumed>) = 0 [pid 3791] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3792] <... sendmsg resumed>) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3791] <... clone3 resumed> => {parent_tid=[3793]}, 88) = 3793 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3791] rt_sigprocmask(SIG_SETMASK, [], [pid 3792] <... sendmsg resumed>) = 0 [pid 3791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3791] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] <... sendmsg resumed>) = 0 [pid 3791] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3793 attached [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3791] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] <... sendmsg resumed>) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3793] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3792] <... sendmsg resumed>) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3792] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3792] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3793] <... set_robust_list resumed>) = 0 [pid 3793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3793] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3793] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3791] <... futex resumed>) = 0 [pid 3793] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3791] exit_group(0 [pid 3793] <... futex resumed>) = ? [pid 3792] <... futex resumed>) = ? [pid 3791] <... exit_group resumed>) = ? [pid 3793] +++ exited with 0 +++ [pid 3792] +++ exited with 0 +++ [pid 3791] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3791, 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 3794 attached , child_tidptr=0x5555735a8690) = 3794 [pid 3794] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3794] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3794] setpgid(0, 0) = 0 [pid 3794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3794] write(3, "1000", 4) = 4 [pid 3794] close(3) = 0 [pid 3794] write(1, "executing program\n", 18executing program ) = 18 [pid 3794] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3794] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3794] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3794] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3794] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3795 attached => {parent_tid=[3795]}, 88) = 3795 [pid 3795] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3794] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3794] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3794] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3795] <... set_robust_list resumed>) = 0 [pid 3795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3795] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3795] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3794] <... futex resumed>) = 0 [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3794] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] <... sendmsg resumed>) = 0 [pid 3794] <... futex resumed>) = 0 [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3794] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] <... sendmsg resumed>) = 0 [pid 3794] <... futex resumed>) = 0 [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3795] <... sendmsg resumed>) = 0 [pid 3794] <... mmap resumed>) = 0x7f6c2d581000 [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3794] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3795] <... sendmsg resumed>) = 0 [pid 3794] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3796 attached [pid 3796] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3796] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3794] <... clone3 resumed> => {parent_tid=[3796]}, 88) = 3796 [pid 3794] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3794] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... futex resumed>) = 0 [pid 3794] <... futex resumed>) = 1 [pid 3796] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3794] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3796] <... setsockopt resumed>) = 0 [pid 3796] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3794] <... futex resumed>) = 0 [pid 3796] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3795] <... sendmsg resumed>) = 0 [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3795] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3795] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3794] exit_group(0) = ? [pid 3795] <... futex resumed>) = ? [pid 3796] <... futex resumed>) = ? [pid 3795] +++ exited with 0 +++ [pid 3796] +++ exited with 0 +++ [pid 3794] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3794, 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=0x5555735a8690) = 3797 ./strace-static-x86_64: Process 3797 attached [pid 3797] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3797] setpgid(0, 0) = 0 [pid 3797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3797] write(3, "1000", 4) = 4 [pid 3797] close(3) = 0 [pid 3797] write(1, "executing program\n", 18executing program ) = 18 [pid 3797] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3797] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3797] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3797] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3797] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3798]}, 88) = 3798 [pid 3797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3797] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3797] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3798 attached [pid 3798] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3798] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3798] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3798] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3797] <... futex resumed>) = 0 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3797] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3797] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3797] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3797] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3798] <... sendmsg resumed>) = 0 [pid 3797] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3799 attached [pid 3797] <... clone3 resumed> => {parent_tid=[3799]}, 88) = 3799 [pid 3799] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3799] <... set_robust_list resumed>) = 0 [pid 3797] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] <... sendmsg resumed>) = 0 [pid 3799] rt_sigprocmask(SIG_SETMASK, [], [pid 3797] <... futex resumed>) = 0 [pid 3799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3797] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3799] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3798] <... sendmsg resumed>) = 0 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] <... setsockopt resumed>) = 0 [pid 3799] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... futex resumed>) = 0 [pid 3799] <... futex resumed>) = 1 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3799] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3798] <... sendmsg resumed>) = 0 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3798] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3798] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3797] exit_group(0) = ? [pid 3799] <... futex resumed>) = ? [pid 3798] <... futex resumed>) = ? [pid 3799] +++ exited with 0 +++ [pid 3798] +++ exited with 0 +++ [pid 3797] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3797, 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=0x5555735a8690) = 3800 ./strace-static-x86_64: Process 3800 attached [pid 3800] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3800] setpgid(0, 0) = 0 [pid 3800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3800] write(3, "1000", 4) = 4 [pid 3800] close(3) = 0 [pid 3800] write(1, "executing program\n", 18executing program ) = 18 [pid 3800] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3800] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3800] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3800] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3800] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3801]}, 88) = 3801 [pid 3800] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3800] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3800] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3801 attached [pid 3801] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3801] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3801] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] <... futex resumed>) = 0 [pid 3800] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3800] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3801] <... futex resumed>) = 1 [pid 3800] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3800] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3800] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3802]}, 88) = 3802 [pid 3801] <... sendmsg resumed>) = 0 [pid 3800] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3802 attached [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3802] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3801] <... sendmsg resumed>) = 0 [pid 3800] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3800] <... futex resumed>) = 0 [pid 3801] <... sendmsg resumed>) = 0 [pid 3800] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] <... set_robust_list resumed>) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3802] rt_sigprocmask(SIG_SETMASK, [], [pid 3801] <... sendmsg resumed>) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3801] <... sendmsg resumed>) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] <... setsockopt resumed>) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3802] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3801] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3800] <... futex resumed>) = 0 [pid 3800] exit_group(0 [pid 3801] <... futex resumed>) = ? [pid 3800] <... exit_group resumed>) = ? [pid 3801] +++ exited with 0 +++ [pid 3802] <... futex resumed>) = ? [pid 3802] +++ exited with 0 +++ [pid 3800] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3800, 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=0x5555735a8690) = 3803 ./strace-static-x86_64: Process 3803 attached [pid 3803] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3803] setpgid(0, 0) = 0 [pid 3803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3803] write(3, "1000", 4) = 4 [pid 3803] close(3) = 0 [pid 3803] write(1, "executing program\n", 18executing program ) = 18 [pid 3803] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3803] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3803] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3803] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3803] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3803] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3804]}, 88) = 3804 ./strace-static-x86_64: Process 3804 attached [pid 3803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3803] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3803] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3804] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3804] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3804] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3803] <... futex resumed>) = 0 [pid 3803] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3803] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3803] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3803] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3803] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3805 attached [pid 3803] <... clone3 resumed> => {parent_tid=[3805]}, 88) = 3805 [pid 3803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3803] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3803] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3805] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3805] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3805] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3803] <... futex resumed>) = 0 [pid 3805] <... futex resumed>) = 1 [pid 3805] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3804] <... sendmsg resumed>) = 0 [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3804] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3803] exit_group(0 [pid 3805] <... futex resumed>) = ? [pid 3804] <... futex resumed>) = ? [pid 3803] <... exit_group resumed>) = ? [pid 3804] +++ exited with 0 +++ [pid 3805] +++ exited with 0 +++ [pid 3803] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3803, 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=0x5555735a8690) = 3806 ./strace-static-x86_64: Process 3806 attached [pid 3806] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3806] setpgid(0, 0) = 0 [pid 3806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3806] write(3, "1000", 4) = 4 [pid 3806] close(3) = 0 [pid 3806] write(1, "executing program\n", 18executing program ) = 18 [pid 3806] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3806] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3806] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3806] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3806] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3806] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3806] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3807 attached => {parent_tid=[3807]}, 88) = 3807 [pid 3806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3806] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3806] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3807] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3807] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3807] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3806] <... futex resumed>) = 0 [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3806] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... sendmsg resumed>) = 0 [pid 3806] <... futex resumed>) = 0 [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3806] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... sendmsg resumed>) = 0 [pid 3806] <... futex resumed>) = 0 [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3806] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3807] <... sendmsg resumed>) = 0 [pid 3806] <... mmap resumed>) = 0x7f6c2d581000 [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3806] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3807] <... sendmsg resumed>) = 0 [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3806] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3806] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3808]}, 88) = 3808 [pid 3807] <... sendmsg resumed>) = 0 [pid 3806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3806] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3806] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3808 attached [pid 3808] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3808] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3808] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3806] <... futex resumed>) = 0 [pid 3808] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3807] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3807] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3806] exit_group(0 [pid 3808] <... futex resumed>) = ? [pid 3807] <... futex resumed>) = ? [pid 3806] <... exit_group resumed>) = ? [pid 3807] +++ exited with 0 +++ [pid 3808] +++ exited with 0 +++ [pid 3806] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3806, 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=0x5555735a8690) = 3809 ./strace-static-x86_64: Process 3809 attached [pid 3809] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3809] setpgid(0, 0) = 0 [pid 3809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3809] write(3, "1000", 4) = 4 [pid 3809] close(3) = 0 executing program [pid 3809] write(1, "executing program\n", 18) = 18 [pid 3809] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3809] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3809] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3809] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3809] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3810 attached => {parent_tid=[3810]}, 88) = 3810 [pid 3809] rt_sigprocmask(SIG_SETMASK, [], [pid 3810] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3809] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3809] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... set_robust_list resumed>) = 0 [pid 3810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3810] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3810] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3809] <... futex resumed>) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3809] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... sendmsg resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3809] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... sendmsg resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3810] <... sendmsg resumed>) = 0 [pid 3809] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3809] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3810] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3811 attached [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3809] <... clone3 resumed> => {parent_tid=[3811]}, 88) = 3811 [pid 3810] <... sendmsg resumed>) = 0 [pid 3809] rt_sigprocmask(SIG_SETMASK, [], [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3810] <... sendmsg resumed>) = 0 [pid 3809] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3809] <... futex resumed>) = 0 [pid 3810] <... sendmsg resumed>) = 0 [pid 3809] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3811] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3810] <... sendmsg resumed>) = 0 [pid 3811] <... set_robust_list resumed>) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3811] rt_sigprocmask(SIG_SETMASK, [], [pid 3810] <... sendmsg resumed>) = 0 [pid 3811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3811] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3810] <... sendmsg resumed>) = 0 [pid 3811] <... setsockopt resumed>) = 0 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3811] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... sendmsg resumed>) = 0 [pid 3811] <... futex resumed>) = 1 [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3809] <... futex resumed>) = 0 [pid 3811] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3810] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3810] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3809] exit_group(0 [pid 3811] <... futex resumed>) = ? [pid 3810] <... futex resumed>) = ? [pid 3809] <... exit_group resumed>) = ? [pid 3811] +++ exited with 0 +++ [pid 3810] +++ exited with 0 +++ [pid 3809] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3809, 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 3812 attached , child_tidptr=0x5555735a8690) = 3812 [pid 3812] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3812] setpgid(0, 0) = 0 [pid 3812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3812] write(3, "1000", 4) = 4 [pid 3812] close(3) = 0 [pid 3812] write(1, "executing program\n", 18executing program ) = 18 [pid 3812] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3812] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3812] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3812] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3812] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3813]}, 88) = 3813 ./strace-static-x86_64: Process 3813 attached [pid 3812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3812] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3812] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3813] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3813] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3813] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3812] <... futex resumed>) = 0 [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3812] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] <... sendmsg resumed>) = 0 [pid 3812] <... futex resumed>) = 0 [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3812] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] <... sendmsg resumed>) = 0 [pid 3812] <... futex resumed>) = 0 [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3813] <... sendmsg resumed>) = 0 [pid 3812] <... mmap resumed>) = 0x7f6c2d581000 [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3812] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3813] <... sendmsg resumed>) = 0 [pid 3812] <... mprotect resumed>) = 0 [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3812] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3814 attached [pid 3813] <... sendmsg resumed>) = 0 [pid 3812] <... clone3 resumed> => {parent_tid=[3814]}, 88) = 3814 [pid 3814] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3812] rt_sigprocmask(SIG_SETMASK, [], [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3814] <... set_robust_list resumed>) = 0 [pid 3812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3814] rt_sigprocmask(SIG_SETMASK, [], [pid 3812] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3812] <... futex resumed>) = 0 [pid 3814] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3812] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3814] <... setsockopt resumed>) = 0 [pid 3814] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3812] <... futex resumed>) = 0 [pid 3814] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] <... sendmsg resumed>) = 0 [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3813] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3813] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3812] exit_group(0 [pid 3813] <... futex resumed>) = ? [pid 3812] <... exit_group resumed>) = ? [pid 3814] <... futex resumed>) = ? [pid 3813] +++ exited with 0 +++ [pid 3814] +++ exited with 0 +++ [pid 3812] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3812, 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=0x5555735a8690) = 3815 ./strace-static-x86_64: Process 3815 attached [pid 3815] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3815] setpgid(0, 0) = 0 [pid 3815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3815] write(3, "1000", 4) = 4 [pid 3815] close(3) = 0 [pid 3815] write(1, "executing program\n", 18executing program ) = 18 [pid 3815] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3815] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3815] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3815] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3815] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3815] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3815] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3816 attached => {parent_tid=[3816]}, 88) = 3816 [pid 3815] rt_sigprocmask(SIG_SETMASK, [], [pid 3816] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3815] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3815] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3816] <... set_robust_list resumed>) = 0 [pid 3816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3816] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3816] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3815] <... futex resumed>) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3815] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... sendmsg resumed>) = 0 [pid 3815] <... futex resumed>) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3815] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... sendmsg resumed>) = 0 [pid 3815] <... futex resumed>) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3815] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3816] <... sendmsg resumed>) = 0 [pid 3815] <... mmap resumed>) = 0x7f6c2d581000 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3815] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3816] <... sendmsg resumed>) = 0 [pid 3815] <... mprotect resumed>) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3815] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3816] <... sendmsg resumed>) = 0 [pid 3815] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3815] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3816] <... sendmsg resumed>) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3815] <... clone3 resumed> => {parent_tid=[3817]}, 88) = 3817 [pid 3816] <... sendmsg resumed>) = 0 [pid 3815] rt_sigprocmask(SIG_SETMASK, [], [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3816] <... sendmsg resumed>) = 0 [pid 3815] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3815] <... futex resumed>) = 0 [pid 3816] <... sendmsg resumed>) = 0 [pid 3815] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3816] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3816] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3817 attached [pid 3817] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3817] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3817] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3815] <... futex resumed>) = 0 [pid 3815] exit_group(0 [pid 3816] <... futex resumed>) = ? [pid 3815] <... exit_group resumed>) = ? [pid 3816] +++ exited with 0 +++ [pid 3817] <... futex resumed>) = ? [pid 3817] +++ exited with 0 +++ [pid 3815] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3815, 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=0x5555735a8690) = 3818 ./strace-static-x86_64: Process 3818 attached [pid 3818] set_robust_list(0x5555735a86a0, 24) = 0 executing program [pid 3818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3818] setpgid(0, 0) = 0 [pid 3818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3818] write(3, "1000", 4) = 4 [pid 3818] close(3) = 0 [pid 3818] write(1, "executing program\n", 18) = 18 [pid 3818] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3818] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3818] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3818] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3818] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3819]}, 88) = 3819 ./strace-static-x86_64: Process 3819 attached [pid 3818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3818] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3818] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3819] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3819] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3819] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3818] <... futex resumed>) = 0 [pid 3818] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3818] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3818] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3818] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3819] <... sendmsg resumed>) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3818] <... clone3 resumed> => {parent_tid=[3820]}, 88) = 3820 ./strace-static-x86_64: Process 3820 attached [pid 3819] <... sendmsg resumed>) = 0 [pid 3818] rt_sigprocmask(SIG_SETMASK, [], [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3819] <... sendmsg resumed>) = 0 [pid 3818] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3818] <... futex resumed>) = 0 [pid 3819] <... sendmsg resumed>) = 0 [pid 3818] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3820] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3819] <... sendmsg resumed>) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3820] <... set_robust_list resumed>) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3819] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3819] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3820] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3820] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3818] <... futex resumed>) = 0 [pid 3820] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3818] exit_group(0 [pid 3820] <... futex resumed>) = ? [pid 3819] <... futex resumed>) = ? [pid 3818] <... exit_group resumed>) = ? [pid 3819] +++ exited with 0 +++ [pid 3820] +++ exited with 0 +++ [pid 3818] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3818, 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=0x5555735a8690) = 3821 ./strace-static-x86_64: Process 3821 attached [pid 3821] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3821] setpgid(0, 0) = 0 [pid 3821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3821] write(3, "1000", 4) = 4 [pid 3821] close(3) = 0 executing program [pid 3821] write(1, "executing program\n", 18) = 18 [pid 3821] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3821] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3821] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3821] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3821] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3822]}, 88) = 3822 ./strace-static-x86_64: Process 3822 attached [pid 3821] rt_sigprocmask(SIG_SETMASK, [], [pid 3822] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3821] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3821] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3822] <... set_robust_list resumed>) = 0 [pid 3822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3822] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3822] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3821] <... futex resumed>) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3821] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] <... sendmsg resumed>) = 0 [pid 3821] <... futex resumed>) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3821] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] <... sendmsg resumed>) = 0 [pid 3821] <... futex resumed>) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3822] <... sendmsg resumed>) = 0 [pid 3821] <... mmap resumed>) = 0x7f6c2d581000 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3821] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3822] <... sendmsg resumed>) = 0 [pid 3821] <... mprotect resumed>) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3821] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3822] <... sendmsg resumed>) = 0 [pid 3821] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3822] <... sendmsg resumed>) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3821] <... clone3 resumed> => {parent_tid=[3823]}, 88) = 3823 [pid 3822] <... sendmsg resumed>) = 0 [pid 3821] rt_sigprocmask(SIG_SETMASK, [], [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3822] <... sendmsg resumed>) = 0 [pid 3821] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3821] <... futex resumed>) = 0 [pid 3822] <... sendmsg resumed>) = 0 [pid 3821] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3822] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3823 attached [pid 3823] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3823] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3823] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... futex resumed>) = 0 [pid 3821] exit_group(0 [pid 3822] <... futex resumed>) = ? [pid 3821] <... exit_group resumed>) = ? [pid 3822] +++ exited with 0 +++ [pid 3823] <... futex resumed>) = ? [pid 3823] +++ exited with 0 +++ [pid 3821] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3821, 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=0x5555735a8690) = 3824 ./strace-static-x86_64: Process 3824 attached [pid 3824] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3824] setpgid(0, 0) = 0 [pid 3824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3824] write(3, "1000", 4executing program ) = 4 [pid 3824] close(3) = 0 [pid 3824] write(1, "executing program\n", 18) = 18 [pid 3824] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3824] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3824] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3824] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3824] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3824] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3825 attached => {parent_tid=[3825]}, 88) = 3825 [pid 3824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3824] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3824] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3825] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3825] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3825] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3825] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3824] <... futex resumed>) = 0 [pid 3824] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3824] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3824] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3825] <... futex resumed>) = 0 [pid 3824] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3824] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3824] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3825] <... sendmsg resumed>) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3824] <... clone3 resumed> => {parent_tid=[3826]}, 88) = 3826 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3824] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3826 attached [pid 3825] <... sendmsg resumed>) = 0 [pid 3824] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3826] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3824] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] <... set_robust_list resumed>) = 0 [pid 3825] <... sendmsg resumed>) = 0 [pid 3826] rt_sigprocmask(SIG_SETMASK, [], [pid 3825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3824] <... futex resumed>) = 0 [pid 3826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3825] <... sendmsg resumed>) = 0 [pid 3824] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3825] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] <... setsockopt resumed>) = 0 [pid 3825] <... futex resumed>) = 0 [pid 3826] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3826] <... futex resumed>) = 1 [pid 3824] <... futex resumed>) = 0 [pid 3826] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3824] exit_group(0 [pid 3826] <... futex resumed>) = ? [pid 3825] <... futex resumed>) = ? [pid 3824] <... exit_group resumed>) = ? [pid 3826] +++ exited with 0 +++ [pid 3825] +++ exited with 0 +++ [pid 3824] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3824, 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 3827 attached , child_tidptr=0x5555735a8690) = 3827 [pid 3827] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3827] setpgid(0, 0) = 0 [pid 3827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3827] write(3, "1000", 4) = 4 [pid 3827] close(3executing program ) = 0 [pid 3827] write(1, "executing program\n", 18) = 18 [pid 3827] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3827] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3827] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3827] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3827] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3827] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3828 attached => {parent_tid=[3828]}, 88) = 3828 [pid 3827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3827] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3827] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3828] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3828] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3828] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3827] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] <... sendmsg resumed>) = 0 [pid 3827] <... futex resumed>) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3827] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] <... sendmsg resumed>) = 0 [pid 3827] <... futex resumed>) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3828] <... sendmsg resumed>) = 0 [pid 3827] <... mmap resumed>) = 0x7f6c2d581000 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3827] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3828] <... sendmsg resumed>) = 0 [pid 3827] <... mprotect resumed>) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3827] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3828] <... sendmsg resumed>) = 0 [pid 3827] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3827] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3829 attached [pid 3828] <... sendmsg resumed>) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3827] <... clone3 resumed> => {parent_tid=[3829]}, 88) = 3829 [pid 3828] <... sendmsg resumed>) = 0 [pid 3827] rt_sigprocmask(SIG_SETMASK, [], [pid 3829] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3827] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3828] <... sendmsg resumed>) = 0 [pid 3827] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3827] <... futex resumed>) = 0 [pid 3828] <... sendmsg resumed>) = 0 [pid 3827] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3829] <... set_robust_list resumed>) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3829] rt_sigprocmask(SIG_SETMASK, [], [pid 3828] <... sendmsg resumed>) = 0 [pid 3829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3829] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3828] <... sendmsg resumed>) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3828] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3828] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3829] <... setsockopt resumed>) = 0 [pid 3829] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3829] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] exit_group(0 [pid 3829] <... futex resumed>) = ? [pid 3828] <... futex resumed>) = ? [pid 3827] <... exit_group resumed>) = ? [pid 3829] +++ exited with 0 +++ [pid 3828] +++ exited with 0 +++ [pid 3827] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3827, 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 3830 attached , child_tidptr=0x5555735a8690) = 3830 [pid 3830] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3830] setpgid(0, 0) = 0 [pid 3830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3830] write(3, "1000", 4) = 4 [pid 3830] close(3) = 0 [pid 3830] write(1, "executing program\n", 18executing program ) = 18 [pid 3830] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3830] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3830] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3830] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3830] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3831]}, 88) = 3831 ./strace-static-x86_64: Process 3831 attached [pid 3830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3830] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3830] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3831] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3831] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3831] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3831] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3830] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3830] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3830] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3830] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3832]}, 88) = 3832 [pid 3830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3830] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3830] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3832 attached [pid 3832] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3832] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3832] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] <... futex resumed>) = 0 [pid 3832] <... futex resumed>) = 1 [pid 3832] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3831] <... sendmsg resumed>) = 0 [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3831] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3831] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] exit_group(0 [pid 3831] <... futex resumed>) = ? [pid 3830] <... exit_group resumed>) = ? [pid 3832] <... futex resumed>) = ? [pid 3832] +++ exited with 0 +++ [pid 3831] +++ exited with 0 +++ [pid 3830] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3830, 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=0x5555735a8690) = 3833 ./strace-static-x86_64: Process 3833 attached [pid 3833] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3833] setpgid(0, 0) = 0 [pid 3833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3833] write(3, "1000", 4) = 4 [pid 3833] close(3) = 0 executing program [pid 3833] write(1, "executing program\n", 18) = 18 [pid 3833] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3833] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3833] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3833] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3833] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3834]}, 88) = 3834 ./strace-static-x86_64: Process 3834 attached [pid 3834] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3834] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3833] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3834] <... futex resumed>) = 0 [pid 3834] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3833] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3834] <... socketpair resumed>[3, 4]) = 0 [pid 3834] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3834] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3833] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3834] <... futex resumed>) = 0 [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3833] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3833] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3833] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3834] <... sendmsg resumed>) = 0 [pid 3833] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3835 attached [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3833] <... clone3 resumed> => {parent_tid=[3835]}, 88) = 3835 [pid 3834] <... sendmsg resumed>) = 0 [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3833] rt_sigprocmask(SIG_SETMASK, [], [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3835] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3833] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... set_robust_list resumed>) = 0 [pid 3835] rt_sigprocmask(SIG_SETMASK, [], [pid 3833] <... futex resumed>) = 0 [pid 3835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3833] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3835] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3833] <... futex resumed>) = 0 [pid 3835] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3834] <... sendmsg resumed>) = 0 [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3834] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3834] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3833] exit_group(0 [pid 3835] <... futex resumed>) = ? [pid 3834] <... futex resumed>) = ? [pid 3833] <... exit_group resumed>) = ? [pid 3835] +++ exited with 0 +++ [pid 3834] +++ exited with 0 +++ [pid 3833] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3833, 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=0x5555735a8690) = 3836 ./strace-static-x86_64: Process 3836 attached [pid 3836] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3836] setpgid(0, 0) = 0 [pid 3836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3836] write(3, "1000", 4) = 4 [pid 3836] close(3) = 0 executing program [pid 3836] write(1, "executing program\n", 18) = 18 [pid 3836] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3836] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3836] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3836] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3836] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3837 attached => {parent_tid=[3837]}, 88) = 3837 [pid 3836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3836] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3836] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3837] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3837] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3837] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3837] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3836] <... futex resumed>) = 0 [pid 3836] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3836] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3837] <... futex resumed>) = 0 [pid 3836] <... mmap resumed>) = 0x7f6c2d581000 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3836] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3836] <... mprotect resumed>) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3836] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3836] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3837] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3838 attached => {parent_tid=[3838]}, 88) = 3838 [pid 3836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3836] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3836] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3838] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3838] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3838] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3836] <... futex resumed>) = 0 [pid 3836] exit_group(0) = ? [pid 3837] <... futex resumed>) = ? [pid 3838] +++ exited with 0 +++ [pid 3837] +++ exited with 0 +++ [pid 3836] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3836, 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 3839 attached , child_tidptr=0x5555735a8690) = 3839 [pid 3839] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3839] setpgid(0, 0) = 0 [pid 3839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3839] write(3, "1000", 4) = 4 [pid 3839] close(3executing program ) = 0 [pid 3839] write(1, "executing program\n", 18) = 18 [pid 3839] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3839] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3839] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3839] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3839] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3840 attached => {parent_tid=[3840]}, 88) = 3840 [pid 3839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3839] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3839] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3840] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3840] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3839] <... futex resumed>) = 0 [pid 3839] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3839] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3839] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3839] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3840] <... sendmsg resumed>) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3839] <... clone3 resumed> => {parent_tid=[3841]}, 88) = 3841 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3839] rt_sigprocmask(SIG_SETMASK, [], [pid 3840] <... sendmsg resumed>) = 0 [pid 3839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3839] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3839] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] <... sendmsg resumed>) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3841 attached ) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3840] <... sendmsg resumed>) = 0 [pid 3841] <... set_robust_list resumed>) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] rt_sigprocmask(SIG_SETMASK, [], [pid 3840] <... sendmsg resumed>) = 0 [pid 3841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3841] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... sendmsg resumed>) = 0 [pid 3841] <... futex resumed>) = 1 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3839] <... futex resumed>) = 0 [pid 3841] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3840] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3840] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3839] exit_group(0 [pid 3841] <... futex resumed>) = ? [pid 3840] <... futex resumed>) = ? [pid 3839] <... exit_group resumed>) = ? [pid 3841] +++ exited with 0 +++ [pid 3840] +++ exited with 0 +++ [pid 3839] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3839, 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=0x5555735a8690) = 3842 ./strace-static-x86_64: Process 3842 attached [pid 3842] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3842] setpgid(0, 0) = 0 [pid 3842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3842] write(3, "1000", 4) = 4 [pid 3842] close(3executing program ) = 0 [pid 3842] write(1, "executing program\n", 18) = 18 [pid 3842] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3842] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3842] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3842] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3843 attached => {parent_tid=[3843]}, 88) = 3843 [pid 3842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3842] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3842] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3843] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3843] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3843] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3843] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3842] <... futex resumed>) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3842] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3843] <... sendmsg resumed>) = 0 [pid 3842] <... futex resumed>) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3842] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3843] <... sendmsg resumed>) = 0 [pid 3842] <... futex resumed>) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3843] <... sendmsg resumed>) = 0 [pid 3842] <... mmap resumed>) = 0x7f6c2d581000 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3842] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3843] <... sendmsg resumed>) = 0 [pid 3842] <... mprotect resumed>) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3843] <... sendmsg resumed>) = 0 [pid 3842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3844 attached [pid 3843] <... sendmsg resumed>) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3842] <... clone3 resumed> => {parent_tid=[3844]}, 88) = 3844 [pid 3843] <... sendmsg resumed>) = 0 [pid 3842] rt_sigprocmask(SIG_SETMASK, [], [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3843] <... sendmsg resumed>) = 0 [pid 3842] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3842] <... futex resumed>) = 0 [pid 3843] <... sendmsg resumed>) = 0 [pid 3842] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3844] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3843] <... sendmsg resumed>) = 0 [pid 3843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3843] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3843] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] <... set_robust_list resumed>) = 0 [pid 3844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3844] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3844] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3842] <... futex resumed>) = 0 [pid 3844] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3842] exit_group(0 [pid 3844] <... futex resumed>) = ? [pid 3843] <... futex resumed>) = ? [pid 3842] <... exit_group resumed>) = ? [pid 3844] +++ exited with 0 +++ [pid 3843] +++ exited with 0 +++ [pid 3842] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3842, 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 3845 attached , child_tidptr=0x5555735a8690) = 3845 [pid 3845] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3845] setpgid(0, 0) = 0 [pid 3845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3845] write(3, "1000", 4) = 4 executing program [pid 3845] close(3) = 0 [pid 3845] write(1, "executing program\n", 18) = 18 [pid 3845] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3845] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3845] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3845] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3845] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3846 attached => {parent_tid=[3846]}, 88) = 3846 [pid 3845] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3845] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3845] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3846] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3846] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3846] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3845] <... futex resumed>) = 0 [pid 3845] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3845] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3845] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3845] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3846] <... sendmsg resumed>) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3846] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3847 attached [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3845] <... clone3 resumed> => {parent_tid=[3847]}, 88) = 3847 [pid 3846] <... sendmsg resumed>) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3845] rt_sigprocmask(SIG_SETMASK, [], [pid 3846] <... sendmsg resumed>) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3846] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3846] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3847] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3847] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3845] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3845] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3847] <... futex resumed>) = 0 [pid 3847] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3847] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3845] <... futex resumed>) = 0 [pid 3845] exit_group(0 [pid 3846] <... futex resumed>) = ? [pid 3846] +++ exited with 0 +++ [pid 3845] <... exit_group resumed>) = ? [pid 3847] +++ exited with 0 +++ [pid 3845] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3845, 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=0x5555735a8690) = 3848 ./strace-static-x86_64: Process 3848 attached [pid 3848] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3848] setpgid(0, 0) = 0 [pid 3848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3848] write(3, "1000", 4) = 4 [pid 3848] close(3executing program ) = 0 [pid 3848] write(1, "executing program\n", 18) = 18 [pid 3848] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3848] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3848] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3848] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3848] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3848] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3849 attached => {parent_tid=[3849]}, 88) = 3849 [pid 3849] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3849] <... set_robust_list resumed>) = 0 [pid 3849] rt_sigprocmask(SIG_SETMASK, [], [pid 3848] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3848] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3849] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3849] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3848] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3848] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3848] <... mmap resumed>) = 0x7f6c2d581000 [pid 3849] <... sendmsg resumed>) = 0 [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3848] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3848] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3850]}, 88) = 3850 [pid 3848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3848] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3848] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3850 attached [pid 3850] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3850] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3850] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3850] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] <... futex resumed>) = 0 [pid 3850] <... futex resumed>) = 1 [pid 3850] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] <... sendmsg resumed>) = 0 [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3849] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] exit_group(0) = ? [pid 3849] <... futex resumed>) = ? [pid 3850] <... futex resumed>) = ? [pid 3850] +++ exited with 0 +++ [pid 3849] +++ exited with 0 +++ [pid 3848] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3848, 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=0x5555735a8690) = 3851 ./strace-static-x86_64: Process 3851 attached [pid 3851] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3851] setpgid(0, 0) = 0 [pid 3851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3851] write(3, "1000", 4) = 4 [pid 3851] close(3) = 0 [pid 3851] write(1, "executing program\n", 18executing program ) = 18 [pid 3851] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3851] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3851] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3851] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3851] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3851] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3852 attached => {parent_tid=[3852]}, 88) = 3852 [pid 3851] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3851] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3851] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3852] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3852] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3852] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3852] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3852] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3851] <... futex resumed>) = 0 [pid 3851] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3851] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3852] <... futex resumed>) = 0 [pid 3851] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3851] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3851] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3851] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3852] <... sendmsg resumed>) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3851] <... clone3 resumed> => {parent_tid=[3853]}, 88) = 3853 [pid 3852] <... sendmsg resumed>) = 0 [pid 3851] rt_sigprocmask(SIG_SETMASK, [], [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3851] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3852] <... sendmsg resumed>) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3851] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... sendmsg resumed>) = 0 [pid 3851] <... futex resumed>) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3851] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3852] <... sendmsg resumed>) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3853 attached [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3852] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3853] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3853] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3851] <... futex resumed>) = 0 [pid 3853] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3851] exit_group(0) = ? [pid 3852] <... futex resumed>) = ? [pid 3852] +++ exited with 0 +++ [pid 3853] <... futex resumed>) = ? [pid 3853] +++ exited with 0 +++ [pid 3851] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3851, 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=0x5555735a8690) = 3854 ./strace-static-x86_64: Process 3854 attached [pid 3854] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3854] setpgid(0, 0) = 0 [pid 3854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3854] write(3, "1000", 4) = 4 [pid 3854] close(3) = 0 [pid 3854] write(1, "executing program\n", 18executing program ) = 18 [pid 3854] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3854] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3854] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3854] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3854] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3855]}, 88) = 3855 ./strace-static-x86_64: Process 3855 attached [pid 3855] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3855] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3854] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3855] <... futex resumed>) = 0 [pid 3855] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3854] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3855] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3855] <... futex resumed>) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3854] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3854] <... mmap resumed>) = 0x7f6c2d581000 [pid 3855] <... sendmsg resumed>) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3854] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3855] <... sendmsg resumed>) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3854] <... mprotect resumed>) = 0 [pid 3855] <... sendmsg resumed>) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3854] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3855] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3856 attached [pid 3856] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3854] <... clone3 resumed> => {parent_tid=[3856]}, 88) = 3856 [pid 3856] <... set_robust_list resumed>) = 0 [pid 3856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3856] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3854] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3856] <... futex resumed>) = 0 [pid 3856] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3856] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3856] <... futex resumed>) = 0 [pid 3854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3856] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] exit_group(0 [pid 3855] <... futex resumed>) = ? [pid 3854] <... exit_group resumed>) = ? [pid 3856] <... futex resumed>) = ? [pid 3855] +++ exited with 0 +++ [pid 3856] +++ exited with 0 +++ [pid 3854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3854, 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 3857 attached , child_tidptr=0x5555735a8690) = 3857 [pid 3857] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3857] setpgid(0, 0) = 0 [pid 3857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3857] write(3, "1000", 4) = 4 [pid 3857] close(3) = 0 [pid 3857] write(1, "executing program\n", 18executing program ) = 18 [pid 3857] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3857] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3857] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3857] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3857] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3858 attached => {parent_tid=[3858]}, 88) = 3858 [pid 3858] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3858] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3858] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3857] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3857] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3858] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3857] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3858] <... socketpair resumed>[3, 4]) = 0 [pid 3858] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3857] <... futex resumed>) = 0 [pid 3857] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3857] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] <... sendmsg resumed>) = 0 [pid 3857] <... futex resumed>) = 0 [pid 3857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3857] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3858] <... sendmsg resumed>) = 0 [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3857] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3857] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3858] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3859 attached [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3857] <... clone3 resumed> => {parent_tid=[3859]}, 88) = 3859 [pid 3857] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3857] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3857] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3859] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3859] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3859] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3857] <... futex resumed>) = 0 [pid 3859] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] <... sendmsg resumed>) = 0 [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3858] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3858] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3857] exit_group(0) = ? [pid 3859] <... futex resumed>) = ? [pid 3858] <... futex resumed>) = ? [pid 3859] +++ exited with 0 +++ [pid 3858] +++ exited with 0 +++ [pid 3857] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3857, 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=0x5555735a8690) = 3860 ./strace-static-x86_64: Process 3860 attached [pid 3860] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3860] setpgid(0, 0) = 0 [pid 3860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3860] write(3, "1000", 4) = 4 [pid 3860] close(3executing program ) = 0 [pid 3860] write(1, "executing program\n", 18) = 18 [pid 3860] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3860] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3860] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3860] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3860] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3860] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3861]}, 88) = 3861 ./strace-static-x86_64: Process 3861 attached [pid 3860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3860] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3860] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3861] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3861] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3861] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] <... futex resumed>) = 0 [pid 3860] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = 0 [pid 3860] <... futex resumed>) = 1 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3860] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... sendmsg resumed>) = 0 [pid 3860] <... futex resumed>) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3861] <... sendmsg resumed>) = 0 [pid 3860] <... mmap resumed>) = 0x7f6c2d581000 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3860] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3861] <... sendmsg resumed>) = 0 [pid 3860] <... mprotect resumed>) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3860] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3861] <... sendmsg resumed>) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3860] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3861] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3862 attached => {parent_tid=[3862]}, 88) = 3862 [pid 3860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3860] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3860] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3862] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3862] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3862] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3860] <... futex resumed>) = 0 [pid 3862] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] exit_group(0 [pid 3862] <... futex resumed>) = ? [pid 3861] <... futex resumed>) = ? [pid 3860] <... exit_group resumed>) = ? [pid 3862] +++ exited with 0 +++ [pid 3861] +++ exited with 0 +++ [pid 3860] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3860, 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=0x5555735a8690) = 3863 ./strace-static-x86_64: Process 3863 attached [pid 3863] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3863] setpgid(0, 0) = 0 [pid 3863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3863] write(3, "1000", 4) = 4 [pid 3863] close(3) = 0 executing program [pid 3863] write(1, "executing program\n", 18) = 18 [pid 3863] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3863] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3863] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3863] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3863] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3864 attached => {parent_tid=[3864]}, 88) = 3864 [pid 3864] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3863] rt_sigprocmask(SIG_SETMASK, [], [pid 3864] <... set_robust_list resumed>) = 0 [pid 3863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3864] rt_sigprocmask(SIG_SETMASK, [], [pid 3863] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3863] <... futex resumed>) = 0 [pid 3864] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3863] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3864] <... socketpair resumed>[3, 4]) = 0 [pid 3864] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3863] <... futex resumed>) = 0 [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3863] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] <... sendmsg resumed>) = 0 [pid 3863] <... futex resumed>) = 0 [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3863] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] <... sendmsg resumed>) = 0 [pid 3863] <... futex resumed>) = 0 [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3864] <... sendmsg resumed>) = 0 [pid 3863] <... mmap resumed>) = 0x7f6c2d581000 [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3863] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3864] <... sendmsg resumed>) = 0 [pid 3863] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3865]}, 88) = 3865 [pid 3863] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3863] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3863] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3865 attached [pid 3865] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3865] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3865] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3865] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] <... futex resumed>) = 0 [pid 3865] <... futex resumed>) = 1 [pid 3865] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3864] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3863] exit_group(0) = ? [pid 3864] +++ exited with 0 +++ [pid 3865] <... futex resumed>) = ? [pid 3865] +++ exited with 0 +++ [pid 3863] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3863, 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=0x5555735a8690) = 3866 ./strace-static-x86_64: Process 3866 attached [pid 3866] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3866] setpgid(0, 0) = 0 [pid 3866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3866] write(3, "1000", 4) = 4 [pid 3866] close(3) = 0 [pid 3866] write(1, "executing program\n", 18executing program ) = 18 [pid 3866] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3866] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3866] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3866] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3866] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3866] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3867 attached => {parent_tid=[3867]}, 88) = 3867 [pid 3867] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3866] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3867] <... set_robust_list resumed>) = 0 [pid 3866] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3866] <... futex resumed>) = 0 [pid 3867] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3866] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3867] <... socketpair resumed>[3, 4]) = 0 [pid 3867] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3867] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3866] <... futex resumed>) = 0 [pid 3866] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3867] <... futex resumed>) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3866] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3866] <... mmap resumed>) = 0x7f6c2d581000 [pid 3867] <... sendmsg resumed>) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3866] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3866] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3866] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3867] <... sendmsg resumed>) = 0 [pid 3866] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3868 attached ) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3866] <... clone3 resumed> => {parent_tid=[3868]}, 88) = 3868 [pid 3866] rt_sigprocmask(SIG_SETMASK, [], [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3867] <... sendmsg resumed>) = 0 [pid 3866] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3866] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3867] <... sendmsg resumed>) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] <... set_robust_list resumed>) = 0 [pid 3868] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3868] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3867] <... sendmsg resumed>) = 0 [pid 3868] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3868] <... futex resumed>) = 1 [pid 3867] <... sendmsg resumed>) = 0 [pid 3866] <... futex resumed>) = 0 [pid 3868] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3867] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3867] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3867] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3866] exit_group(0 [pid 3868] <... futex resumed>) = ? [pid 3867] <... futex resumed>) = ? [pid 3866] <... exit_group resumed>) = ? [pid 3868] +++ exited with 0 +++ [pid 3867] +++ exited with 0 +++ [pid 3866] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3866, 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=0x5555735a8690) = 3869 ./strace-static-x86_64: Process 3869 attached [pid 3869] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3869] setpgid(0, 0) = 0 [pid 3869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3869] write(3, "1000", 4) = 4 [pid 3869] close(3) = 0 [pid 3869] write(1, "executing program\n", 18executing program ) = 18 [pid 3869] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3869] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3869] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3869] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3869] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3870]}, 88) = 3870 ./strace-static-x86_64: Process 3870 attached [pid 3869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3869] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3869] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3870] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3870] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3870] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3869] <... futex resumed>) = 0 [pid 3869] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... futex resumed>) = 0 [pid 3869] <... futex resumed>) = 1 [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3869] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... sendmsg resumed>) = 0 [pid 3869] <... futex resumed>) = 0 [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3870] <... sendmsg resumed>) = 0 [pid 3869] <... mmap resumed>) = 0x7f6c2d581000 [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3869] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3870] <... sendmsg resumed>) = 0 [pid 3869] <... mprotect resumed>) = 0 [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3869] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3870] <... sendmsg resumed>) = 0 [pid 3869] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3870] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3871 attached [pid 3871] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3869] <... clone3 resumed> => {parent_tid=[3871]}, 88) = 3871 [pid 3871] <... set_robust_list resumed>) = 0 [pid 3869] rt_sigprocmask(SIG_SETMASK, [], [pid 3871] rt_sigprocmask(SIG_SETMASK, [], [pid 3869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3869] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3871] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3869] <... futex resumed>) = 0 [pid 3871] <... setsockopt resumed>) = 0 [pid 3869] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3871] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3869] <... futex resumed>) = 0 [pid 3871] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3870] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3870] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3869] exit_group(0 [pid 3871] <... futex resumed>) = ? [pid 3870] <... futex resumed>) = ? [pid 3869] <... exit_group resumed>) = ? [pid 3871] +++ exited with 0 +++ [pid 3870] +++ exited with 0 +++ [pid 3869] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3869, 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 3872 attached , child_tidptr=0x5555735a8690) = 3872 [pid 3872] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3872] setpgid(0, 0) = 0 [pid 3872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3872] write(3, "1000", 4) = 4 [pid 3872] close(3) = 0 [pid 3872] write(1, "executing program\n", 18executing program ) = 18 [pid 3872] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3872] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3872] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3872] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3872] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3872] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3872] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3873 attached => {parent_tid=[3873]}, 88) = 3873 [pid 3872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3872] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3872] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3873] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3873] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3873] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3873] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3872] <... futex resumed>) = 0 [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3872] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3873] <... sendmsg resumed>) = 0 [pid 3872] <... futex resumed>) = 0 [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3872] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3873] <... sendmsg resumed>) = 0 [pid 3872] <... futex resumed>) = 0 [pid 3872] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3872] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3872] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3872] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3874]}, 88) = 3874 [pid 3872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3872] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3872] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3874 attached [pid 3874] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3874] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3874] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3874] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] <... futex resumed>) = 0 [pid 3874] <... futex resumed>) = 1 [pid 3874] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] <... sendmsg resumed>) = 0 [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3873] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3873] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3872] exit_group(0) = ? [pid 3874] <... futex resumed>) = ? [pid 3873] <... futex resumed>) = ? [pid 3874] +++ exited with 0 +++ [pid 3873] +++ exited with 0 +++ [pid 3872] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3872, 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 3875 attached , child_tidptr=0x5555735a8690) = 3875 [pid 3875] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3875] setpgid(0, 0) = 0 [pid 3875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3875] write(3, "1000", 4) = 4 [pid 3875] close(3executing program ) = 0 [pid 3875] write(1, "executing program\n", 18) = 18 [pid 3875] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3875] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3875] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3875] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3875] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3876]}, 88) = 3876 [pid 3875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3875] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3875] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3876 attached [pid 3876] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3876] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3876] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3875] <... futex resumed>) = 0 [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3875] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3875] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3875] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3875] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3876] <... sendmsg resumed>) = 0 [pid 3875] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0}./strace-static-x86_64: Process 3877 attached [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3875] <... clone3 resumed> => {parent_tid=[3877]}, 88) = 3877 [pid 3875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3875] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3875] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3877] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3877] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3877] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] <... futex resumed>) = 0 [pid 3877] <... futex resumed>) = 1 [pid 3877] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3876] <... sendmsg resumed>) = 0 [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3876] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3875] exit_group(0) = ? [pid 3877] <... futex resumed>) = ? [pid 3876] +++ exited with 0 +++ [pid 3877] +++ exited with 0 +++ [pid 3875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3875, 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=0x5555735a8690) = 3878 ./strace-static-x86_64: Process 3878 attached [pid 3878] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3878] setpgid(0, 0) = 0 [pid 3878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3878] write(3, "1000", 4) = 4 [pid 3878] close(3) = 0 executing program [pid 3878] write(1, "executing program\n", 18) = 18 [pid 3878] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3878] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3878] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3878] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3878] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3878] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3878] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3879]}, 88) = 3879 [pid 3878] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3878] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3878] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3879 attached [pid 3879] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3879] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3879] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3879] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] <... futex resumed>) = 0 [pid 3878] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3878] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3878] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3879] <... futex resumed>) = 1 [pid 3878] <... mmap resumed>) = 0x7f6c2d581000 [pid 3878] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3878] <... mprotect resumed>) = 0 [pid 3878] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3878] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3880]}, 88) = 3880 [pid 3878] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3878] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3878] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3879] <... sendmsg resumed>) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3880 attached ) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3880] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3880] <... set_robust_list resumed>) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3879] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3879] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3880] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3880] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] <... futex resumed>) = 0 [pid 3878] exit_group(0) = ? [pid 3879] <... futex resumed>) = ? [pid 3879] +++ exited with 0 +++ [pid 3880] <... futex resumed>) = ? [pid 3880] +++ exited with 0 +++ [pid 3878] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3878, 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=0x5555735a8690) = 3881 ./strace-static-x86_64: Process 3881 attached [pid 3881] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3881] setpgid(0, 0) = 0 [pid 3881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3881] write(3, "1000", 4) = 4 [pid 3881] close(3) = 0 executing program [pid 3881] write(1, "executing program\n", 18) = 18 [pid 3881] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3881] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3881] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3881] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3881] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3882 attached => {parent_tid=[3882]}, 88) = 3882 [pid 3881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3881] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3881] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3882] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3882] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3882] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3881] <... futex resumed>) = 0 [pid 3881] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3881] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3881] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3882] <... sendmsg resumed>) = 0 [pid 3881] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3881] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3882] <... sendmsg resumed>) = 0 [pid 3881] <... clone3 resumed> => {parent_tid=[3883]}, 88) = 3883 [pid 3881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3881] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3881] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3883 attached [pid 3883] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3883] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3883] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] <... futex resumed>) = 0 [pid 3883] <... futex resumed>) = 1 [pid 3883] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3882] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3882] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3881] exit_group(0) = ? [pid 3883] <... futex resumed>) = ? [pid 3882] <... futex resumed>) = ? [pid 3882] +++ exited with 0 +++ [pid 3883] +++ exited with 0 +++ [pid 3881] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3881, 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=0x5555735a8690) = 3884 ./strace-static-x86_64: Process 3884 attached [pid 3884] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3884] setpgid(0, 0) = 0 [pid 3884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3884] write(3, "1000", 4) = 4 [pid 3884] close(3) = 0 executing program [pid 3884] write(1, "executing program\n", 18) = 18 [pid 3884] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3884] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3884] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3884] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3884] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3884] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3885]}, 88) = 3885 [pid 3884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3884] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3884] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3885 attached [pid 3885] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3885] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3885] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3884] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3884] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3884] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3884] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3884] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3886]}, 88) = 3886 [pid 3885] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3886 attached [pid 3884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3884] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3884] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3886] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3885] <... sendmsg resumed>) = 0 [pid 3886] <... set_robust_list resumed>) = 0 [pid 3886] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3886] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3885] <... sendmsg resumed>) = 0 [pid 3886] <... setsockopt resumed>) = 0 [pid 3886] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3884] <... futex resumed>) = 0 [pid 3885] <... sendmsg resumed>) = 0 [pid 3886] <... futex resumed>) = 1 [pid 3886] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3885] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3885] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] exit_group(0) = ? [pid 3886] <... futex resumed>) = ? [pid 3885] <... futex resumed>) = ? [pid 3886] +++ exited with 0 +++ [pid 3885] +++ exited with 0 +++ [pid 3884] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3884, 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=0x5555735a8690) = 3887 ./strace-static-x86_64: Process 3887 attached [pid 3887] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3887] setpgid(0, 0) = 0 [pid 3887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3887] write(3, "1000", 4) = 4 [pid 3887] close(3) = 0 [pid 3887] write(1, "executing program\n", 18executing program ) = 18 [pid 3887] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3887] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3887] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3887] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3887] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3888]}, 88) = 3888 ./strace-static-x86_64: Process 3888 attached [pid 3887] rt_sigprocmask(SIG_SETMASK, [], [pid 3888] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3888] <... set_robust_list resumed>) = 0 [pid 3887] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3888] rt_sigprocmask(SIG_SETMASK, [], [pid 3887] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3888] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3888] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3887] <... futex resumed>) = 0 [pid 3887] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3887] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3887] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3887] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3889]}, 88) = 3889 [pid 3887] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3887] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3887] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3889 attached [pid 3889] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3889] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3889] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3889] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] <... futex resumed>) = 0 [pid 3889] <... futex resumed>) = 1 [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3889] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3888] <... sendmsg resumed>) = 0 [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3888] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3888] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3887] exit_group(0 [pid 3888] <... futex resumed>) = ? [pid 3887] <... exit_group resumed>) = ? [pid 3889] <... futex resumed>) = ? [pid 3889] +++ exited with 0 +++ [pid 3888] +++ exited with 0 +++ [pid 3887] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3887, 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=0x5555735a8690) = 3890 ./strace-static-x86_64: Process 3890 attached [pid 3890] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3890] setpgid(0, 0) = 0 [pid 3890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3890] write(3, "1000", 4) = 4 [pid 3890] close(3) = 0 [pid 3890] write(1, "executing program\n", 18executing program ) = 18 [pid 3890] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3890] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3890] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3890] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3890] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3890] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3891]}, 88) = 3891 [pid 3890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3890] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3890] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3891 attached [pid 3891] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3891] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3891] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3890] <... futex resumed>) = 0 [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3890] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3890] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3891] <... sendmsg resumed>) = 0 [pid 3890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3890] <... mmap resumed>) = 0x7f6c2d581000 [pid 3891] <... sendmsg resumed>) = 0 [pid 3890] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3890] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3891] <... sendmsg resumed>) = 0 [pid 3890] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3892]}, 88) = 3892 [pid 3890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3890] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3890] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3892 attached [pid 3892] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3892] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3892] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3890] <... futex resumed>) = 0 [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3892] <... futex resumed>) = 1 [pid 3892] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3891] <... sendmsg resumed>) = 0 [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3891] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3891] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3890] exit_group(0) = ? [pid 3891] <... futex resumed>) = ? [pid 3892] <... futex resumed>) = ? [pid 3891] +++ exited with 0 +++ [pid 3892] +++ exited with 0 +++ [pid 3890] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3890, 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=0x5555735a8690) = 3893 ./strace-static-x86_64: Process 3893 attached [pid 3893] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3893] setpgid(0, 0) = 0 [pid 3893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3893] write(3, "1000", 4) = 4 executing program [pid 3893] close(3) = 0 [pid 3893] write(1, "executing program\n", 18) = 18 [pid 3893] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3893] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3893] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3893] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3893] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3893] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3894]}, 88) = 3894 ./strace-static-x86_64: Process 3894 attached [pid 3893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3893] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3893] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3894] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3894] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3894] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3893] <... futex resumed>) = 0 [pid 3893] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3893] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3893] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3893] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3893] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3895]}, 88) = 3895 [pid 3893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3893] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3893] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3895 attached [pid 3895] set_robust_list(0x7f6c2d5a19a0, 24) = 0 [pid 3895] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3895] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3895] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3893] <... futex resumed>) = 0 [pid 3895] <... futex resumed>) = 1 [pid 3895] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3894] <... sendmsg resumed>) = 0 [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3894] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3894] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3893] exit_group(0) = ? [pid 3894] <... futex resumed>) = ? [pid 3895] <... futex resumed>) = ? [pid 3895] +++ exited with 0 +++ [pid 3894] +++ exited with 0 +++ [pid 3893] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3893, 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=0x5555735a8690) = 3896 ./strace-static-x86_64: Process 3896 attached [pid 3896] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3896] setpgid(0, 0) = 0 [pid 3896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3896] write(3, "1000", 4) = 4 [pid 3896] close(3executing program ) = 0 [pid 3896] write(1, "executing program\n", 18) = 18 [pid 3896] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3896] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3896] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3896] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3896] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3897 attached => {parent_tid=[3897]}, 88) = 3897 [pid 3896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3896] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3896] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3897] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3897] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3897] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3897] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3896] <... futex resumed>) = 0 [pid 3896] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3896] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3896] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3896] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3897] <... futex resumed>) = 0 [pid 3896] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3897] <... sendmsg resumed>) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3896] <... clone3 resumed> => {parent_tid=[3898]}, 88) = 3898 [pid 3897] <... sendmsg resumed>) = 0 [pid 3896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3896] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3896] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3898 attached [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3898] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3897] <... sendmsg resumed>) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3897] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3898] <... set_robust_list resumed>) = 0 [pid 3898] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3898] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3898] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3896] <... futex resumed>) = 0 [pid 3896] exit_group(0) = ? [pid 3897] <... futex resumed>) = ? [pid 3897] +++ exited with 0 +++ [pid 3898] +++ exited with 0 +++ [pid 3896] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3896, 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=0x5555735a8690) = 3899 ./strace-static-x86_64: Process 3899 attached [pid 3899] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3899] setpgid(0, 0) = 0 [pid 3899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3899] write(3, "1000", 4) = 4 [pid 3899] close(3) = 0 [pid 3899] write(1, "executing program\n", 18executing program ) = 18 [pid 3899] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3899] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3899] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3899] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3899] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3900]}, 88) = 3900 [pid 3899] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3899] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3899] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3900 attached [pid 3900] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3900] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3900] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3900] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3899] <... futex resumed>) = 0 [pid 3899] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3899] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3899] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3899] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3900] <... futex resumed>) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3901 attached [pid 3899] <... clone3 resumed> => {parent_tid=[3901]}, 88) = 3901 [pid 3900] <... sendmsg resumed>) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3901] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3899] rt_sigprocmask(SIG_SETMASK, [], [pid 3900] <... sendmsg resumed>) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3901] <... set_robust_list resumed>) = 0 [pid 3900] <... sendmsg resumed>) = 0 [pid 3899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3901] rt_sigprocmask(SIG_SETMASK, [], [pid 3899] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3900] <... sendmsg resumed>) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3901] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3899] <... futex resumed>) = 0 [pid 3900] <... sendmsg resumed>) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] <... setsockopt resumed>) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3900] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3900] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3900] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3899] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3899] <... futex resumed>) = 0 [pid 3901] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3899] exit_group(0 [pid 3900] <... futex resumed>) = ? [pid 3899] <... exit_group resumed>) = ? [pid 3901] <... futex resumed>) = ? [pid 3901] +++ exited with 0 +++ [pid 3900] +++ exited with 0 +++ [pid 3899] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3899, 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=0x5555735a8690) = 3902 ./strace-static-x86_64: Process 3902 attached [pid 3902] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3902] setpgid(0, 0) = 0 [pid 3902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3902] write(3, "1000", 4) = 4 [pid 3902] close(3) = 0 [pid 3902] write(1, "executing program\n", 18executing program ) = 18 [pid 3902] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3902] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3902] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3902] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3902] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3902] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3903 attached => {parent_tid=[3903]}, 88) = 3903 [pid 3903] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3902] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3902] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3902] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] <... set_robust_list resumed>) = 0 [pid 3903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3903] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3903] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3903] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3902] <... futex resumed>) = 0 [pid 3902] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... futex resumed>) = 0 [pid 3902] <... futex resumed>) = 1 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3902] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... sendmsg resumed>) = 0 [pid 3902] <... futex resumed>) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3903] <... sendmsg resumed>) = 0 [pid 3902] <... mmap resumed>) = 0x7f6c2d581000 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3902] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3903] <... sendmsg resumed>) = 0 [pid 3902] <... mprotect resumed>) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3902] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3903] <... sendmsg resumed>) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3902] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3903] <... sendmsg resumed>) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3902] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3903] <... sendmsg resumed>) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3904 attached ) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3902] <... clone3 resumed> => {parent_tid=[3904]}, 88) = 3904 [pid 3903] <... sendmsg resumed>) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3902] rt_sigprocmask(SIG_SETMASK, [], [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3903] <... sendmsg resumed>) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3904] <... set_robust_list resumed>) = 0 [pid 3903] <... sendmsg resumed>) = 0 [pid 3902] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] rt_sigprocmask(SIG_SETMASK, [], [pid 3902] <... futex resumed>) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3902] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3903] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3903] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3904] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3904] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3904] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3902] exit_group(0 [pid 3904] <... futex resumed>) = ? [pid 3903] <... futex resumed>) = ? [pid 3902] <... exit_group resumed>) = ? [pid 3903] +++ exited with 0 +++ [pid 3904] +++ exited with 0 +++ [pid 3902] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3902, 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 3905 attached , child_tidptr=0x5555735a8690) = 3905 [pid 3905] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3905] setpgid(0, 0) = 0 [pid 3905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3905] write(3, "1000", 4) = 4 [pid 3905] close(3) = 0 executing program [pid 3905] write(1, "executing program\n", 18) = 18 [pid 3905] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3905] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3905] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3905] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3905] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3906]}, 88) = 3906 [pid 3905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3905] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3905] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3906 attached [pid 3906] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3906] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3906] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3906] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] <... futex resumed>) = 0 [pid 3905] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3905] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3905] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3906] <... futex resumed>) = 1 [pid 3905] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3905] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3906] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3907 attached [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3905] <... clone3 resumed> => {parent_tid=[3907]}, 88) = 3907 [pid 3905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3905] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3906] <... sendmsg resumed>) = 0 [pid 3905] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3907] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3906] <... sendmsg resumed>) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3907] <... set_robust_list resumed>) = 0 [pid 3906] <... sendmsg resumed>) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3907] rt_sigprocmask(SIG_SETMASK, [], [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3907] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3907] <... setsockopt resumed>) = 0 [pid 3907] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] <... futex resumed>) = 0 [pid 3907] <... futex resumed>) = 1 [pid 3907] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3906] <... sendmsg resumed>) = 0 [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3906] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3906] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3906] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3905] exit_group(0) = ? [pid 3907] <... futex resumed>) = ? [pid 3906] <... futex resumed>) = ? [pid 3906] +++ exited with 0 +++ [pid 3907] +++ exited with 0 +++ [pid 3905] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3905, 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=0x5555735a8690) = 3908 ./strace-static-x86_64: Process 3908 attached [pid 3908] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3908] setpgid(0, 0) = 0 [pid 3908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3908] write(3, "1000", 4executing program ) = 4 [pid 3908] close(3) = 0 [pid 3908] write(1, "executing program\n", 18) = 18 [pid 3908] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3908] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3908] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3908] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3908] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3908] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3908] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3909 attached => {parent_tid=[3909]}, 88) = 3909 [pid 3908] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3908] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3908] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] set_robust_list(0x7f6c2d5c29a0, 24) = 0 [pid 3909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3909] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3909] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3909] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3908] <... futex resumed>) = 0 [pid 3908] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3908] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3908] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d581000 [pid 3909] <... futex resumed>) = 0 [pid 3908] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3908] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3908] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3908] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3910]}, 88) = 3910 ./strace-static-x86_64: Process 3910 attached [pid 3909] <... sendmsg resumed>) = 0 [pid 3908] rt_sigprocmask(SIG_SETMASK, [], [pid 3910] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3910] <... set_robust_list resumed>) = 0 [pid 3908] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3910] rt_sigprocmask(SIG_SETMASK, [], [pid 3908] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3910] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3910] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3908] <... futex resumed>) = 0 [pid 3910] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3909] <... sendmsg resumed>) = 0 [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3909] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3909] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3908] exit_group(0 [pid 3910] <... futex resumed>) = ? [pid 3909] <... futex resumed>) = ? [pid 3908] <... exit_group resumed>) = ? [pid 3910] +++ exited with 0 +++ [pid 3909] +++ exited with 0 +++ [pid 3908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3908, 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=0x5555735a8690) = 3911 ./strace-static-x86_64: Process 3911 attached [pid 3911] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3911] setpgid(0, 0) = 0 [pid 3911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3911] write(3, "1000", 4) = 4 [pid 3911] close(3) = 0 [pid 3911] write(1, "executing program\n", 18executing program ) = 18 [pid 3911] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3911] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3911] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3911] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3911] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0} => {parent_tid=[3912]}, 88) = 3912 ./strace-static-x86_64: Process 3912 attached [pid 3911] rt_sigprocmask(SIG_SETMASK, [], [pid 3912] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3911] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3912] <... set_robust_list resumed>) = 0 [pid 3911] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3912] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3912] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3912] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3911] <... futex resumed>) = 0 [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3911] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] <... sendmsg resumed>) = 0 [pid 3911] <... futex resumed>) = 0 [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3911] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] <... sendmsg resumed>) = 0 [pid 3911] <... futex resumed>) = 0 [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3912] <... sendmsg resumed>) = 0 [pid 3911] <... mmap resumed>) = 0x7f6c2d581000 [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3911] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3912] <... sendmsg resumed>) = 0 [pid 3911] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3911] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3913]}, 88) = 3913 ./strace-static-x86_64: Process 3913 attached [pid 3912] <... sendmsg resumed>) = 0 [pid 3913] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3911] rt_sigprocmask(SIG_SETMASK, [], [pid 3913] <... set_robust_list resumed>) = 0 [pid 3911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3913] rt_sigprocmask(SIG_SETMASK, [], [pid 3911] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3911] <... futex resumed>) = 0 [pid 3913] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3911] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] <... setsockopt resumed>) = 0 [pid 3913] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3911] <... futex resumed>) = 0 [pid 3913] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3912] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3912] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3911] exit_group(0 [pid 3912] <... futex resumed>) = ? [pid 3911] <... exit_group resumed>) = ? [pid 3912] +++ exited with 0 +++ [pid 3913] <... futex resumed>) = ? [pid 3913] +++ exited with 0 +++ [pid 3911] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3911, 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=0x5555735a8690) = 3914 ./strace-static-x86_64: Process 3914 attached [pid 3914] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3914] setpgid(0, 0) = 0 [pid 3914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3914] write(3, "1000", 4) = 4 [pid 3914] close(3) = 0 executing program [pid 3914] write(1, "executing program\n", 18) = 18 [pid 3914] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3914] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3914] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3914] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3914] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3915 attached => {parent_tid=[3915]}, 88) = 3915 [pid 3914] rt_sigprocmask(SIG_SETMASK, [], [pid 3915] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3914] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3914] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3915] <... set_robust_list resumed>) = 0 [pid 3915] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3915] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3915] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3914] <... futex resumed>) = 0 [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3914] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... sendmsg resumed>) = 0 [pid 3914] <... futex resumed>) = 0 [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3914] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... sendmsg resumed>) = 0 [pid 3914] <... futex resumed>) = 0 [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3915] <... sendmsg resumed>) = 0 [pid 3914] <... mmap resumed>) = 0x7f6c2d581000 [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3914] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3915] <... sendmsg resumed>) = 0 [pid 3914] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} => {parent_tid=[3916]}, 88) = 3916 ./strace-static-x86_64: Process 3916 attached [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3916] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3914] rt_sigprocmask(SIG_SETMASK, [], [pid 3916] <... set_robust_list resumed>) = 0 [pid 3914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3916] rt_sigprocmask(SIG_SETMASK, [], [pid 3914] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3914] <... futex resumed>) = 0 [pid 3916] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3914] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] <... setsockopt resumed>) = 0 [pid 3916] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3914] <... futex resumed>) = 0 [pid 3916] futex(0x7f6c2d68b338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] <... sendmsg resumed>) = 0 [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3915] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3915] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3914] exit_group(0 [pid 3916] <... futex resumed>) = ? [pid 3915] <... futex resumed>) = ? [pid 3914] <... exit_group resumed>) = ? [pid 3915] +++ exited with 0 +++ [pid 3916] +++ exited with 0 +++ [pid 3914] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3914, 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=0x5555735a8690) = 3917 ./strace-static-x86_64: Process 3917 attached [pid 3917] set_robust_list(0x5555735a86a0, 24) = 0 [pid 3917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3917] setpgid(0, 0) = 0 [pid 3917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3917] write(3, "1000", 4) = 4 [pid 3917] close(3) = 0 executing program [pid 3917] write(1, "executing program\n", 18) = 18 [pid 3917] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3917] rt_sigaction(SIGRT_1, {sa_handler=0x7f6c2d627320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6c2d6189a0}, NULL, 8) = 0 [pid 3917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6c2d5a2000 [pid 3917] mprotect(0x7f6c2d5a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3917] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5c2990, parent_tid=0x7f6c2d5c2990, exit_signal=0, stack=0x7f6c2d5a2000, stack_size=0x20300, tls=0x7f6c2d5c26c0}./strace-static-x86_64: Process 3918 attached => {parent_tid=[3918]}, 88) = 3918 [pid 3918] set_robust_list(0x7f6c2d5c29a0, 24 [pid 3917] rt_sigprocmask(SIG_SETMASK, [], [pid 3918] <... set_robust_list resumed>) = 0 [pid 3917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3918] rt_sigprocmask(SIG_SETMASK, [], [pid 3917] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3918] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3917] futex(0x7f6c2d68b32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] <... socketpair resumed>[3, 4]) = 0 [pid 3918] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3917] <... futex resumed>) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3917] futex(0x7f6c2d68b328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... sendmsg resumed>) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3917] futex(0x7f6c2d68b33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... sendmsg resumed>) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3918] <... sendmsg resumed>) = 0 [pid 3917] <... mmap resumed>) = 0x7f6c2d581000 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3917] mprotect(0x7f6c2d582000, 131072, PROT_READ|PROT_WRITE [pid 3918] <... sendmsg resumed>) = 0 [pid 3917] <... mprotect resumed>) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3917] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3918] <... sendmsg resumed>) = 0 [pid 3917] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6c2d5a1990, parent_tid=0x7f6c2d5a1990, exit_signal=0, stack=0x7f6c2d581000, stack_size=0x20300, tls=0x7f6c2d5a16c0} [pid 3918] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3919 attached [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3917] <... clone3 resumed> => {parent_tid=[3919]}, 88) = 3919 [pid 3918] <... sendmsg resumed>) = 0 [pid 3917] rt_sigprocmask(SIG_SETMASK, [], [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3917] futex(0x7f6c2d68b338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... sendmsg resumed>) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3917] futex(0x7f6c2d68b33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3919] set_robust_list(0x7f6c2d5a19a0, 24 [pid 3918] <... sendmsg resumed>) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3919] <... set_robust_list resumed>) = 0 [pid 3918] <... sendmsg resumed>) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3919] rt_sigprocmask(SIG_SETMASK, [], [pid 3918] <... sendmsg resumed>) = 0 [pid 3919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3919] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3918] <... sendmsg resumed>) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 1 [pid 3918] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3918] futex(0x7f6c2d68b32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3918] futex(0x7f6c2d68b328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3917] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3917] exit_group(0) = ? [pid 3918] <... futex resumed>) = ? [pid 3918] +++ exited with 0 +++ [pid 289] kill(-3917, SIGKILL) = 0 [pid 289] kill(3917, SIGKILL) = 0 [pid 289] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555735a9730 /* 2 entries */, 32768) = 48 [pid 289] getdents64(3, 0x5555735a9730 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [ 358.006501][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 358.013130][ C1] rcu: 1-...!: (10001 ticks this GP) idle=4964/1/0x4000000000000000 softirq=4828/4828 fqs=0 [ 358.023268][ C1] (t=10002 jiffies g=5037 q=60 ncpus=2) [ 358.028879][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 10002 jiffies! g5037 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 358.041093][ C1] rcu: Possible timer handling issue on cpu=1 timer-softirq=2190 [ 358.048874][ C1] rcu: rcu_preempt kthread starved for 10005 jiffies! g5037 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 358.060133][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 358.070086][ C1] rcu: RCU grace-period kthread stack dump: [ 358.075956][ C1] task:rcu_preempt state:I stack:28064 pid:14 ppid:2 flags:0x00004000 [ 358.085147][ C1] Call Trace: [ 358.088413][ C1] [ 358.091333][ C1] __schedule+0xb87/0x14e0 [ 358.095747][ C1] ? release_firmware_map_entry+0x194/0x194 [ 358.101644][ C1] ? __mod_timer+0x7ae/0xb30 [ 358.106222][ C1] schedule+0xbd/0x170 [ 358.110360][ C1] schedule_timeout+0x12c/0x2e0 [ 358.115195][ C1] ? __cfi_schedule_timeout+0x10/0x10 [ 358.120554][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 358.126007][ C1] ? __cfi_process_timeout+0x10/0x10 [ 358.131278][ C1] ? prepare_to_swait_event+0x308/0x320 [ 358.136810][ C1] rcu_gp_fqs_loop+0x2d8/0x10a0 [ 358.141650][ C1] ? rcu_gp_init+0xf10/0xf10 [ 358.146225][ C1] rcu_gp_kthread+0x95/0x370 [ 358.150799][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 358.155984][ C1] ? __kasan_check_read+0x11/0x20 [ 358.160993][ C1] ? __kthread_parkme+0x142/0x180 [ 358.166005][ C1] kthread+0x281/0x320 [ 358.170059][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 358.175257][ C1] ? __cfi_kthread+0x10/0x10 [ 358.179831][ C1] ret_from_fork+0x1f/0x30 [ 358.184233][ C1] [ 358.187260][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 358.193581][ C1] CPU: 1 PID: 3919 Comm: syz-executor305 Not tainted 6.1.145-syzkaller-00002-gc750dc582629 #0 [ 358.203808][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 358.213873][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x5c/0x60 [ 358.220027][ C1] Code: 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 0b 00 00 48 39 cf 73 08 48 89 3a 48 89 44 f2 08 <5d> c3 66 90 90 90 90 90 90 90 90 90 90 90 90 b8 e2 33 28 be 55 48 [ 358.239629][ C1] RSP: 0018:ffffc900051f68d0 EFLAGS: 00000293 [ 358.245686][ C1] RAX: ffffffff84cca70f RBX: 0000000000000000 RCX: ffff88811aff6540 [ 358.253644][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 358.261601][ C1] RBP: ffffc900051f68d0 R08: dffffc0000000000 R09: ffffed10214346f4 [ 358.269558][ C1] R10: ffffed10214346f4 R11: 1ffff110214346f3 R12: ffff88810a1a3700 [ 358.277536][ C1] R13: dffffc0000000000 R14: ffffc900051f6d60 R15: 00000000cff714c2 [ 358.285492][ C1] FS: 00007f6c2d5a16c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 358.294489][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 358.301057][ C1] CR2: 00007f6c2d5a1d58 CR3: 00000001266ea000 CR4: 00000000003506a0 [ 358.309019][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 358.316989][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 358.324944][ C1] Call Trace: [ 358.328208][ C1] [ 358.331125][ C1] tipc_sk_rcv+0x1d3f/0x2cc0 [ 358.335715][ C1] ? stack_trace_save+0x98/0xe0 [ 358.340560][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 358.346354][ C1] ? __stack_depot_save+0x445/0x480 [ 358.351542][ C1] ? kasan_set_track+0x60/0x70 [ 358.356303][ C1] ? kasan_set_track+0x4b/0x70 [ 358.361052][ C1] ? ____kasan_slab_free+0x132/0x180 [ 358.366335][ C1] ? tipc_node_xmit+0x257/0xd00 [ 358.371185][ C1] ? sockopt_release_sock+0x95/0x1f0 [ 358.376459][ C1] ? sk_setsockopt+0x1355/0x2590 [ 358.381380][ C1] ? sock_setsockopt+0x5a/0x70 [ 358.386130][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 358.391055][ C1] tipc_node_xmit+0x257/0xd00 [ 358.395718][ C1] ? kasan_quarantine_put+0x34/0x190 [ 358.400992][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 358.406175][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 358.411449][ C1] ? __kasan_slab_free+0x11/0x20 [ 358.416383][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 358.421918][ C1] ? kfree_skbmem+0x10c/0x180 [ 358.426581][ C1] tipc_node_distr_xmit+0x292/0x390 [ 358.431766][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 358.437468][ C1] tipc_sk_rcv+0x1aa3/0x2cc0 [ 358.442046][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 358.446970][ C1] tipc_node_xmit+0x257/0xd00 [ 358.451653][ C1] ? is_bpf_text_address+0x177/0x190 [ 358.456932][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 358.462135][ C1] ? kernel_text_address+0xa0/0xd0 [ 358.467246][ C1] ? __kernel_text_address+0xd/0x30 [ 358.472449][ C1] ? unwind_get_return_address+0x4d/0x90 [ 358.478157][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 358.484293][ C1] ? arch_stack_walk+0xfc/0x150 [ 358.489133][ C1] tipc_sk_filter_rcv+0x155f/0x2c80 [ 358.494321][ C1] ? tipc_sk_publish+0x440/0x440 [ 358.499258][ C1] ? __kasan_check_write+0x14/0x20 [ 358.504375][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 358.509299][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 358.513803][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 358.518811][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 358.523734][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 358.529093][ C1] tipc_node_xmit+0x257/0xd00 [ 358.533774][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 358.538958][ C1] tipc_node_distr_xmit+0x292/0x390 [ 358.544140][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 358.549843][ C1] ? release_firmware_map_entry+0x194/0x194 [ 358.555730][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 358.560826][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 358.566447][ C1] __release_sock+0x154/0x380 [ 358.571107][ C1] sockopt_release_sock+0x95/0x1f0 [ 358.576206][ C1] sk_setsockopt+0x1355/0x2590 [ 358.580967][ C1] ? __cfi_sk_setsockopt+0x10/0x10 [ 358.586082][ C1] ? __schedule+0xb8f/0x14e0 [ 358.590650][ C1] ? selinux_socket_setsockopt+0x21c/0x300 [ 358.596457][ C1] ? _raw_spin_lock_irq+0x8f/0xe0 [ 358.601468][ C1] ? __kasan_check_write+0x14/0x20 [ 358.606586][ C1] ? _raw_spin_lock_irq+0x8f/0xe0 [ 358.611610][ C1] ? __fget_files+0x2d5/0x330 [ 358.616374][ C1] sock_setsockopt+0x5a/0x70 [ 358.621034][ C1] __sys_setsockopt+0x270/0x4e0 [ 358.625867][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 358.631050][ C1] ? __cfi___sys_setsockopt+0x10/0x10 [ 358.636402][ C1] ? xfd_validate_state+0x70/0x150 [ 358.641505][ C1] ? fpregs_restore_userregs+0x128/0x260 [ 358.647124][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 358.652135][ C1] x64_sys_call+0x124/0x9a0 [ 358.656656][ C1] do_syscall_64+0x4c/0xa0 [ 358.661090][ C1] ? clear_bhb_loop+0x30/0x80 [ 358.665777][ C1] ? clear_bhb_loop+0x30/0x80 [ 358.670530][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 358.676420][ C1] RIP: 0033:0x7f6c2d6013e9 [ 358.680838][ 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 [ 358.700457][ C1] RSP: 002b:00007f6c2d5a1218 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 358.708892][ C1] RAX: ffffffffffffffda RBX: 00007f6c2d5a16c0 RCX: 00007f6c2d6013e9 [ 358.716941][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 358.724897][ C1] RBP: 00007f6c2d68b338 R08: 0000000000000004 R09: 0000000000000000 [ 358.732864][ C1] R10: 0000200000000540 R11: 0000000000000246 R12: 00002000000002c0 [ 358.740821][ C1] R13: 00007f6c2d68b330 R14: 00007f6c2d68b33c R15: 0000200000000004 [ 358.748795][ C1] [ 358.751814][ C1] CPU: 1 PID: 3919 Comm: syz-executor305 Not tainted 6.1.145-syzkaller-00002-gc750dc582629 #0 [ 358.762044][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 358.772088][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x5c/0x60 [ 358.778234][ C1] Code: 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 0b 00 00 48 39 cf 73 08 48 89 3a 48 89 44 f2 08 <5d> c3 66 90 90 90 90 90 90 90 90 90 90 90 90 b8 e2 33 28 be 55 48 [ 358.797922][ C1] RSP: 0018:ffffc900051f68d0 EFLAGS: 00000293 [ 358.803971][ C1] RAX: ffffffff84cca70f RBX: 0000000000000000 RCX: ffff88811aff6540 [ 358.811924][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 358.819877][ C1] RBP: ffffc900051f68d0 R08: dffffc0000000000 R09: ffffed10214346f4 [ 358.827893][ C1] R10: ffffed10214346f4 R11: 1ffff110214346f3 R12: ffff88810a1a3700 [ 358.835901][ C1] R13: dffffc0000000000 R14: ffffc900051f6d60 R15: 00000000cff714c2 [ 358.843898][ C1] FS: 00007f6c2d5a16c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 358.852809][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 358.859373][ C1] CR2: 00007f6c2d5a1d58 CR3: 00000001266ea000 CR4: 00000000003506a0 [ 358.867344][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 358.875298][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 358.883250][ C1] Call Trace: [ 358.886513][ C1] [ 358.889429][ C1] tipc_sk_rcv+0x1d3f/0x2cc0 [ 358.894005][ C1] ? stack_trace_save+0x98/0xe0 [ 358.898836][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 358.904632][ C1] ? __stack_depot_save+0x445/0x480 [ 358.909819][ C1] ? kasan_set_track+0x60/0x70 [ 358.914566][ C1] ? kasan_set_track+0x4b/0x70 [ 358.919309][ C1] ? ____kasan_slab_free+0x132/0x180 [ 358.924591][ C1] ? tipc_node_xmit+0x257/0xd00 [ 358.929515][ C1] ? sockopt_release_sock+0x95/0x1f0 [ 358.934789][ C1] ? sk_setsockopt+0x1355/0x2590 [ 358.939725][ C1] ? sock_setsockopt+0x5a/0x70 [ 358.944530][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 358.949453][ C1] tipc_node_xmit+0x257/0xd00 [ 358.954114][ C1] ? kasan_quarantine_put+0x34/0x190 [ 358.959388][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 358.964570][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 358.969836][ C1] ? __kasan_slab_free+0x11/0x20 [ 358.974753][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 358.980296][ C1] ? kfree_skbmem+0x10c/0x180 [ 358.984955][ C1] tipc_node_distr_xmit+0x292/0x390 [ 358.990132][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 358.995833][ C1] tipc_sk_rcv+0x1aa3/0x2cc0 [ 359.000409][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 359.005416][ C1] tipc_node_xmit+0x257/0xd00 [ 359.010078][ C1] ? is_bpf_text_address+0x177/0x190 [ 359.015436][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 359.020613][ C1] ? kernel_text_address+0xa0/0xd0 [ 359.025794][ C1] ? __kernel_text_address+0xd/0x30 [ 359.030988][ C1] ? unwind_get_return_address+0x4d/0x90 [ 359.036599][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 359.042734][ C1] ? arch_stack_walk+0xfc/0x150 [ 359.047565][ C1] tipc_sk_filter_rcv+0x155f/0x2c80 [ 359.052747][ C1] ? tipc_sk_publish+0x440/0x440 [ 359.057669][ C1] ? __kasan_check_write+0x14/0x20 [ 359.062761][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 359.067685][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 359.072184][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 359.077188][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 359.082108][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 359.087461][ C1] tipc_node_xmit+0x257/0xd00 [ 359.092208][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 359.097392][ C1] tipc_node_distr_xmit+0x292/0x390 [ 359.102587][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 359.108290][ C1] ? release_firmware_map_entry+0x194/0x194 [ 359.114176][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 359.119285][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 359.124904][ C1] __release_sock+0x154/0x380 [ 359.129564][ C1] sockopt_release_sock+0x95/0x1f0 [ 359.134659][ C1] sk_setsockopt+0x1355/0x2590 [ 359.139409][ C1] ? __cfi_sk_setsockopt+0x10/0x10 [ 359.144508][ C1] ? __schedule+0xb8f/0x14e0 [ 359.149167][ C1] ? selinux_socket_setsockopt+0x21c/0x300 [ 359.154965][ C1] ? _raw_spin_lock_irq+0x8f/0xe0 [ 359.159978][ C1] ? __kasan_check_write+0x14/0x20 [ 359.165089][ C1] ? _raw_spin_lock_irq+0x8f/0xe0 [ 359.170098][ C1] ? __fget_files+0x2d5/0x330 [ 359.174759][ C1] sock_setsockopt+0x5a/0x70 [ 359.179340][ C1] __sys_setsockopt+0x270/0x4e0 [ 359.184173][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 359.189379][ C1] ? __cfi___sys_setsockopt+0x10/0x10 [ 359.194731][ C1] ? xfd_validate_state+0x70/0x150 [ 359.199828][ C1] ? fpregs_restore_userregs+0x128/0x260 [ 359.205443][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 359.210448][ C1] x64_sys_call+0x124/0x9a0 [ 359.214936][ C1] do_syscall_64+0x4c/0xa0 [ 359.219337][ C1] ? clear_bhb_loop+0x30/0x80 [ 359.224005][ C1] ? clear_bhb_loop+0x30/0x80 [ 359.228696][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 359.234590][ C1] RIP: 0033:0x7f6c2d6013e9 [ 359.238991][ 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 [ 359.258579][ C1] RSP: 002b:00007f6c2d5a1218 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 359.266976][ C1] RAX: ffffffffffffffda RBX: 00007f6c2d5a16c0 RCX: 00007f6c2d6013e9 [ 359.274935][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 359.282891][ C1] RBP: 00007f6c2d68b338 R08: 0000000000000004 R09: 0000000000000000 [ 359.290887][ C1] R10: 0000200000000540 R11: 0000000000000246 R12: 00002000000002c0 [ 359.298842][ C1] R13: 00007f6c2d68b330 R14: 00007f6c2d68b33c R15: 0000200000000004 [ 359.306799][ C1] [ 507.190841][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 246s! [syz-executor305:3919] [ 507.199566][ C1] Modules linked in: [ 507.203450][ C1] CPU: 1 PID: 3919 Comm: syz-executor305 Not tainted 6.1.145-syzkaller-00002-gc750dc582629 #0 [ 507.213673][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 507.223754][ C1] RIP: 0010:__local_bh_enable_ip+0x0/0x80 [ 507.229480][ C1] Code: c5 bf 7e 65 81 05 34 c5 bf 7e 00 fe ff ff 5d c3 0f 0b eb e8 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 b8 ca 56 d3 f2 <55> 48 89 e5 65 8b 05 0d c5 bf 7e a9 00 00 0f 00 75 5a 65 8b 05 ff [ 507.249078][ C1] RSP: 0018:ffffc900051f6838 EFLAGS: 00000202 [ 507.255135][ C1] RAX: 0000000000000001 RBX: ffff88810a1a3798 RCX: ffffffff84f386fb [ 507.263094][ C1] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff84cc8e0e [ 507.271056][ C1] RBP: ffffc900051f68d0 R08: dffffc0000000000 R09: ffffed10214346f4 [ 507.279012][ C1] R10: ffffed10214346f4 R11: 1ffff110214346f3 R12: dffffc0000000000 [ 507.286972][ C1] R13: 1ffff92000a3ed08 R14: ffffffff84cc8e0e R15: 00000000cff714c2 [ 507.294931][ C1] FS: 00007f6c2d5a16c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 507.303847][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 507.310418][ C1] CR2: 00007f6c2d5a1d58 CR3: 00000001266ea000 CR4: 00000000003506a0 [ 507.318466][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 507.326437][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 507.334405][ C1] Call Trace: [ 507.337675][ C1] [ 507.340595][ C1] ? _raw_spin_trylock_bh+0xd5/0x130 [ 507.345871][ C1] ? __cfi__raw_spin_trylock_bh+0x10/0x10 [ 507.351577][ C1] tipc_sk_rcv+0x43e/0x2cc0 [ 507.356074][ C1] ? stack_trace_save+0x98/0xe0 [ 507.360935][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 507.366729][ C1] ? __stack_depot_save+0x445/0x480 [ 507.371921][ C1] ? kasan_set_track+0x60/0x70 [ 507.376666][ C1] ? kasan_set_track+0x4b/0x70 [ 507.381414][ C1] ? ____kasan_slab_free+0x132/0x180 [ 507.386682][ C1] ? tipc_node_xmit+0x257/0xd00 [ 507.391530][ C1] ? sockopt_release_sock+0x95/0x1f0 [ 507.396808][ C1] ? sk_setsockopt+0x1355/0x2590 [ 507.401750][ C1] ? sock_setsockopt+0x5a/0x70 [ 507.406512][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 507.411462][ C1] tipc_node_xmit+0x257/0xd00 [ 507.416122][ C1] ? kasan_quarantine_put+0x34/0x190 [ 507.421396][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 507.426604][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 507.432046][ C1] ? __kasan_slab_free+0x11/0x20 [ 507.436968][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 507.442502][ C1] ? kfree_skbmem+0x10c/0x180 [ 507.447197][ C1] tipc_node_distr_xmit+0x292/0x390 [ 507.452407][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 507.458118][ C1] tipc_sk_rcv+0x1aa3/0x2cc0 [ 507.462716][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 507.467640][ C1] tipc_node_xmit+0x257/0xd00 [ 507.472301][ C1] ? is_bpf_text_address+0x177/0x190 [ 507.477576][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 507.482762][ C1] ? kernel_text_address+0xa0/0xd0 [ 507.487866][ C1] ? __kernel_text_address+0xd/0x30 [ 507.493050][ C1] ? unwind_get_return_address+0x4d/0x90 [ 507.498670][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 507.504823][ C1] ? arch_stack_walk+0xfc/0x150 [ 507.509682][ C1] tipc_sk_filter_rcv+0x155f/0x2c80 [ 507.514878][ C1] ? tipc_sk_publish+0x440/0x440 [ 507.519801][ C1] ? __kasan_check_write+0x14/0x20 [ 507.524941][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 507.529876][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 507.534380][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 507.539399][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 507.544335][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 507.549752][ C1] tipc_node_xmit+0x257/0xd00 [ 507.554446][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 507.559639][ C1] tipc_node_distr_xmit+0x292/0x390 [ 507.564839][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 507.570609][ C1] ? release_firmware_map_entry+0x194/0x194 [ 507.576531][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 507.581664][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 507.587295][ C1] __release_sock+0x154/0x380 [ 507.591974][ C1] sockopt_release_sock+0x95/0x1f0 [ 507.597083][ C1] sk_setsockopt+0x1355/0x2590 [ 507.601847][ C1] ? __cfi_sk_setsockopt+0x10/0x10 [ 507.606957][ C1] ? __schedule+0xb8f/0x14e0 [ 507.611547][ C1] ? selinux_socket_setsockopt+0x21c/0x300 [ 507.617349][ C1] ? _raw_spin_lock_irq+0x8f/0xe0 [ 507.622375][ C1] ? __kasan_check_write+0x14/0x20 [ 507.627488][ C1] ? _raw_spin_lock_irq+0x8f/0xe0 [ 507.632545][ C1] ? __fget_files+0x2d5/0x330 [ 507.637226][ C1] sock_setsockopt+0x5a/0x70 [ 507.641813][ C1] __sys_setsockopt+0x270/0x4e0 [ 507.646653][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 507.651850][ C1] ? __cfi___sys_setsockopt+0x10/0x10 [ 507.657214][ C1] ? xfd_validate_state+0x70/0x150 [ 507.662343][ C1] ? fpregs_restore_userregs+0x128/0x260 [ 507.667972][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 507.672988][ C1] x64_sys_call+0x124/0x9a0 [ 507.677495][ C1] do_syscall_64+0x4c/0xa0 [ 507.681946][ C1] ? clear_bhb_loop+0x30/0x80 [ 507.686616][ C1] ? clear_bhb_loop+0x30/0x80 [ 507.691306][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 507.697193][ C1] RIP: 0033:0x7f6c2d6013e9 [ 507.701601][ 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 [ 507.721207][ C1] RSP: 002b:00007f6c2d5a1218 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 507.729617][ C1] RAX: ffffffffffffffda RBX: 00007f6c2d5a16c0 RCX: 00007f6c2d6013e9 [ 507.737583][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 507.745552][ C1] RBP: 00007f6c2d68b338 R08: 0000000000000004 R09: 0000000000000000 [ 507.753519][ C1] R10: 0000200000000540 R11: 0000000000000246 R12: 00002000000002c0 [ 507.761483][ C1] R13: 00007f6c2d68b330 R14: 00007f6c2d68b33c R15: 0000200000000004 [ 507.769455][ C1] [ 507.778409][ T28] audit: type=1400 audit(1755079505.760:68): avc: denied { read } for pid=84 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 507.800125][ T28] audit: type=1400 audit(1755079505.760:69): avc: denied { search } for pid=84 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 507.821922][ T28] audit: type=1400 audit(1755079505.760:70): avc: denied { write } for pid=84 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 507.843165][ T28] audit: type=1400 audit(1755079505.760:71): avc: denied { add_name } for pid=84 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 507.863730][ T28] audit: type=1400 audit(1755079505.760:72): avc: denied { create } for pid=84 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 507.884275][ T28] audit: type=1400 audit(1755079505.760:73): avc: denied { append open } for pid=84 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 507.907157][ T28] audit: type=1400 audit(1755079505.760:74): avc: denied { getattr } for pid=84 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1